diff --git a/code/base-project/base-vue/packages/ao-design/src/index.scss b/code/base-project/base-vue/packages/ao-design/src/index.scss
index e5218888..ffac5be0 100644
--- a/code/base-project/base-vue/packages/ao-design/src/index.scss
+++ b/code/base-project/base-vue/packages/ao-design/src/index.scss
@@ -13,7 +13,6 @@
 @use './drawer/index.scss' as *;
 @use './tooltip/index.scss' as *;
 @use './tag/index.scss' as *;
-@use './tag-group/index.scss' as *;
 @use './space/index.scss' as *;
 @use './separator/index.scss' as *;
 @use './radio/index.scss' as *;
diff --git a/code/base-project/base-vue/packages/ao-design/src/radio/context.ts b/code/base-project/base-vue/packages/ao-design/src/radio/context.ts
index 28236b3c..0e4928c9 100644
--- a/code/base-project/base-vue/packages/ao-design/src/radio/context.ts
+++ b/code/base-project/base-vue/packages/ao-design/src/radio/context.ts
@@ -2,11 +2,12 @@ import type { InjectionKey, Slots } from 'vue'
 
 export interface RadioGroupContext {
   name: 'AoRadioGroup'
-  value: string | number | boolean
+  value: string | number | boolean | undefined
   disabled: boolean
   slots: Slots
+  allowUncheck: boolean
   type?: 'default' | 'filled' | 'primaryFilled' | 'card' | 'pureCard' | 'outline'
-  handleChange: (value: string | number | boolean, e: Event) => void
+  handleChange: (value: string | number | boolean | undefined, e: Event) => void
 }
 
 export const radioGroupKey: InjectionKey<RadioGroupContext>
diff --git a/code/base-project/base-vue/packages/ao-design/src/radio/demo.vue b/code/base-project/base-vue/packages/ao-design/src/radio/demo.vue
index 79314b03..dd2dc422 100644
--- a/code/base-project/base-vue/packages/ao-design/src/radio/demo.vue
+++ b/code/base-project/base-vue/packages/ao-design/src/radio/demo.vue
@@ -54,6 +54,7 @@ function toggleThemeDark() {
         extra-field="note"
         type="filled"
         size="small"
+        :allow-uncheck="false"
         @change="handleChange"
       />
     </div>
diff --git a/code/base-project/base-vue/packages/ao-design/src/radio/radio-group.tsx b/code/base-project/base-vue/packages/ao-design/src/radio/radio-group.tsx
index 3985f90e..89a7de21 100644
--- a/code/base-project/base-vue/packages/ao-design/src/radio/radio-group.tsx
+++ b/code/base-project/base-vue/packages/ao-design/src/radio/radio-group.tsx
@@ -22,7 +22,7 @@ export default defineComponent({
     },
     defaultValue: {
       type: [String, Number, Boolean] as PropType<string | number | boolean>,
-      default: '',
+      default: undefined,
     },
     disabled: {
       type: Boolean,
@@ -56,21 +56,23 @@ export default defineComponent({
       type: String as PropType<'small' | 'medium' | 'large'>,
       default: 'medium',
     },
+    allowUncheck: {
+      type: Boolean,
+      default: true,
+    },
   },
   emits: ['update:modelValue', 'change'],
   setup(props, { emit, slots }) {
     const prefixCls = getPrefixCls('radio-group')
 
     // 内部值，优先使用 v-model
-    const _value = ref(props.modelValue ?? props.defaultValue)
+    const _value = ref(props.modelValue ?? props.defaultValue ?? undefined)
 
     watch(() => props.modelValue, (newVal) => {
-      if (newVal !== undefined) {
-        _value.value = newVal
-      }
+      _value.value = newVal ?? undefined
     })
 
-    const handleChange = (val: string | number | boolean, e: Event) => {
+    const handleChange = (val: string | number | boolean | undefined, e: Event) => {
       _value.value = val
       emit('update:modelValue', val)
       emit('change', val, e)
@@ -84,6 +86,7 @@ export default defineComponent({
       disabled: groupDisabled,
       type: groupType,
       slots,
+      allowUncheck: props.allowUncheck,
       handleChange,
     }))
 
@@ -126,6 +129,7 @@ export default defineComponent({
             modelValue={_value.value === opt[props.valueField]}
             extra={extraContent}
             type={props.type}
+            allowUncheck={props.allowUncheck}
           >
             {labelContent}
           </Radio>
diff --git a/code/base-project/base-vue/packages/ao-design/src/radio/radio.tsx b/code/base-project/base-vue/packages/ao-design/src/radio/radio.tsx
index 08e3d734..5fa5addb 100644
--- a/code/base-project/base-vue/packages/ao-design/src/radio/radio.tsx
+++ b/code/base-project/base-vue/packages/ao-design/src/radio/radio.tsx
@@ -52,18 +52,20 @@ export default defineComponent({
       return props.modelValue ?? _checked.value
     })
 
+    const isAllowUncheck = computed(() => props.allowUncheck || radioGroupCtx?.allowUncheck)
+
     const handleClick = (e: Event) => {
       if (isDisabled.value)
         return
-      if (isChecked.value && !props.allowUncheck)
+      if (isChecked.value && !isAllowUncheck.value)
         return
 
       if (inGroup.value) {
-        const newValue = isChecked.value && props.allowUncheck ? '' : props.value
+        const newValue = isChecked.value && isAllowUncheck.value ? undefined : props.value
         radioGroupCtx?.handleChange(newValue, e)
       }
       else {
-        const newValue = props.allowUncheck ? !isChecked.value : true
+        const newValue = isAllowUncheck.value ? !isChecked.value : true
         _checked.value = newValue
         emit('update:modelValue', newValue)
         emit('change', props.value, e)
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag-group/demo.vue b/code/base-project/base-vue/packages/ao-design/src/tag-group/demo.vue
deleted file mode 100644
index 260a0dc6..00000000
--- a/code/base-project/base-vue/packages/ao-design/src/tag-group/demo.vue
+++ /dev/null
@@ -1,101 +0,0 @@
-<script setup lang="ts">
-import { ref } from 'vue'
-
-interface TagOption {
-  label: string
-  value: string | number
-}
-
-const tagOptions: TagOption[] = [
-  { label: '标签1', value: 1 },
-  { label: '标签2', value: 2 },
-  { label: '标签3', value: 3 },
-]
-
-const customOptions: TagOption[] = [
-  { label: '成功', value: 'success' },
-  { label: '警告', value: 'warning' },
-  { label: '错误', value: 'error' },
-]
-
-// 多选示例
-const multiSelected = ref<(string | number)[]>([1, 2])
-function handleMultiChange(selectedOptions: TagOption[]) {
-  console.log('多选 change:', selectedOptions)
-}
-
-// 单选示例
-const singleSelected = ref<(string | number)[]>([2])
-function handleSingleChange(selectedOptions: TagOption[]) {
-  console.log('单选 change:', selectedOptions)
-}
-
-// slot 渲染示例
-const slotSelected = ref<(string | number)[]>(['b'])
-
-// 自定义样式示例
-const customSelected = ref<(string | number)[]>(['success'])
-function handleCustomChange(selectedOptions: TagOption[]) {
-  console.log('自定义样式 change:', selectedOptions)
-}
-</script>
-
-<template>
-  <div style="padding: 20px;">
-    <h2>ATagGroup 使用示例</h2>
-
-    <!-- 1. 多选 options 渲染 -->
-    <section style="margin-bottom: 20px;">
-      <h3>多选 - Options 渲染</h3>
-      <ATagGroup
-        v-model="multiSelected"
-        :options="tagOptions"
-        multiple
-        @change="handleMultiChange"
-      />
-      <p>选中值: {{ multiSelected }}</p>
-    </section>
-
-    <!-- 2. 单选 options 渲染 -->
-    <section style="margin-bottom: 20px;">
-      <h3>单选 - Options 渲染</h3>
-      <ATagGroup
-        v-model="singleSelected"
-        :options="tagOptions"
-        :multiple="false"
-        @change="handleSingleChange"
-      />
-      <p>选中值: {{ singleSelected }}</p>
-    </section>
-
-    <!-- 3. Slot 渲染 -->
-    <section style="margin-bottom: 20px;">
-      <h3>Slot 渲染</h3>
-      <ATagGroup v-model="slotSelected">
-        <ATag value="a">
-          自定义A
-        </ATag>
-        <ATag value="b" checked>
-          自定义B
-        </ATag>
-        <ATag value="c" disabled>
-          自定义C
-        </ATag>
-      </ATagGroup>
-      <p>选中值: {{ slotSelected }}</p>
-    </section>
-
-    <!-- 4. 自定义 checkedProps / uncheckedProps -->
-    <section>
-      <h3>自定义样式</h3>
-      <ATagGroup
-        v-model="customSelected"
-        :options="customOptions"
-        :checked-props="{ type: 'solid', status: 'success' }"
-        :unchecked-props="{ type: 'solid', status: 'default' }"
-        @change="handleCustomChange"
-      />
-      <p>选中值: {{ customSelected }}</p>
-    </section>
-  </div>
-</template>
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag-group/index.scss b/code/base-project/base-vue/packages/ao-design/src/tag-group/index.scss
deleted file mode 100644
index 41da7890..00000000
--- a/code/base-project/base-vue/packages/ao-design/src/tag-group/index.scss
+++ /dev/null
@@ -1,12 +0,0 @@
-@use '../_styles/_variables.scss' as *;
-@use 'sass:color';
-
-$tag-prefix: '#{$prefix}-tag';
-
-$tag-group-prefix: '#{$prefix}-tag-group';
-
-.#{$tag-group-prefix} {
-  > .#{$tag-prefix}:not(:last-child) {
-    margin-right: 8px;
-  }
-}
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag-group/index.tsx b/code/base-project/base-vue/packages/ao-design/src/tag-group/index.tsx
deleted file mode 100644
index 6fb1c5a7..00000000
--- a/code/base-project/base-vue/packages/ao-design/src/tag-group/index.tsx
+++ /dev/null
@@ -1,83 +0,0 @@
-import type { PropType, VNode } from 'vue'
-import { cloneVNode, defineComponent } from 'vue'
-import { useSelectable } from '../_hooks/useSelectable'
-import { getPrefixCls } from '../_utils/getPrefixCls'
-import Tag from '../tag/tag'
-
-interface TagOption {
-  label?: string
-  value: string | number
-  disabled?: boolean
-  [key: string]: any
-}
-
-export default defineComponent({
-  name: 'ATagGroup',
-  props: {
-    modelValue: { type: Array as PropType<(string | number)[]>, default: () => [] },
-    multiple: { type: Boolean, default: true },
-    options: { type: Array as PropType<TagOption[]>, default: () => [] },
-    labelField: { type: String, default: 'label' },
-    valueField: { type: String, default: 'value' },
-    checkedProps: { type: Object as PropType<Record<string, any>>, default: () => ({ type: 'solid', status: 'primary' }) },
-    uncheckedProps: { type: Object as PropType<Record<string, any>>, default: () => ({ type: 'solid', status: 'default' }) },
-    class: { type: [String, Array, Object], default: '' },
-    style: { type: Object, default: () => ({}) },
-  },
-  emits: ['update:modelValue', 'change'],
-  setup(props, { slots, emit }) {
-    const prefixCls = getPrefixCls('tag-group')
-    const { selectedValues, updateValue } = useSelectable(
-      {
-        modelValue: props.modelValue,
-        multiple: props.multiple,
-        options: props.options,
-        valueField: props.valueField,
-      },
-      (newVal, selectedOptions) => {
-        emit('update:modelValue', newVal)
-        emit('change', selectedOptions)
-      },
-    )
-
-    const renderTag = (option: TagOption, vnode?: VNode) => {
-      const val = option[props.valueField]
-      const checked = selectedValues.value.includes(val)
-      const baseProps = {
-        'key': val,
-        'value': val,
-        checked,
-        'checkable': true,
-        'checkedProps': props.checkedProps,
-        'uncheckedProps': props.uncheckedProps,
-        'disabled': option.disabled,
-        'onUpdate:checked': (valChecked: boolean) => updateValue(option, valChecked),
-      }
-      return vnode ? cloneVNode(vnode, baseProps) : <Tag {...baseProps}>{option[props.labelField]}</Tag>
-    }
-
-    const renderOptionsTags = () => props.options.map(opt => renderTag(opt))
-
-    const renderSlotTags = () => {
-      const slotNodes = slots.default?.() || []
-      return slotNodes.map((vnode: VNode) => {
-        // 判断 vnode.type 是否等于 Tag 组件本身
-        if (vnode.type === Tag) {
-          const vnodeProps = vnode.props || {}
-          const option = {
-            value: vnodeProps.value,
-            label: vnodeProps.label ?? vnodeProps.value,
-            disabled: vnodeProps.disabled,
-          }
-          return renderTag(option, vnode)
-        }
-        return vnode
-      })
-    }
-
-    return () => {
-      const children = props.options.length ? renderOptionsTags() : renderSlotTags()
-      return <div class={[prefixCls, props.class]} style={props.style}>{children}</div>
-    }
-  },
-})
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag/context.ts b/code/base-project/base-vue/packages/ao-design/src/tag/context.ts
index 588657d8..724a572a 100644
--- a/code/base-project/base-vue/packages/ao-design/src/tag/context.ts
+++ b/code/base-project/base-vue/packages/ao-design/src/tag/context.ts
@@ -2,7 +2,7 @@ import type { InjectionKey, Slots } from 'vue'
 
 export interface TagGroupContext {
   name: 'AoTagGroup'
-  value: Array<string | number | boolean>
+  value: string | number | boolean | (string | number | boolean)[] | undefined
   disabled: boolean
   checkable: boolean
   slots: Slots
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag/demo.vue b/code/base-project/base-vue/packages/ao-design/src/tag/demo.vue
index d4d74a44..9818b670 100644
--- a/code/base-project/base-vue/packages/ao-design/src/tag/demo.vue
+++ b/code/base-project/base-vue/packages/ao-design/src/tag/demo.vue
@@ -204,6 +204,8 @@
       </ATag>
     </div>
   </div>
+
+
 </template>
 
 <style scoped>
@@ -220,3 +222,107 @@
   gap: 12px;
 }
 </style>
+
+
+
+<!-- <script setup lang="ts">
+import { ref } from 'vue'
+
+interface TagOption {
+  label: string
+  value: string | number
+}
+
+const tagOptions: TagOption[] = [
+  { label: '标签1', value: 1 },
+  { label: '标签2', value: 2 },
+  { label: '标签3', value: 3 },
+]
+
+const customOptions: TagOption[] = [
+  { label: '成功', value: 'success' },
+  { label: '警告', value: 'warning' },
+  { label: '错误', value: 'error' },
+]
+
+// 多选示例
+const multiSelected = ref<(string | number)[]>([1, 2])
+function handleMultiChange(selectedOptions: TagOption[]) {
+  console.log('多选 change:', selectedOptions)
+}
+
+// 单选示例
+const singleSelected = ref<(string | number)[]>([2])
+function handleSingleChange(selectedOptions: TagOption[]) {
+  console.log('单选 change:', selectedOptions)
+}
+
+// slot 渲染示例
+const slotSelected = ref<(string | number)[]>(['b'])
+
+// 自定义样式示例
+const customSelected = ref<(string | number)[]>(['success'])
+function handleCustomChange(selectedOptions: TagOption[]) {
+  console.log('自定义样式 change:', selectedOptions)
+}
+</script>
+
+<template>
+  <div style="padding: 20px;">
+    <h2>ATagGroup 使用示例</h2>
+
+    <!-- 1. 多选 options 渲染 -->
+    <section style="margin-bottom: 20px;">
+      <h3>多选 - Options 渲染</h3>
+      <ATagGroup
+        v-model="multiSelected"
+        :options="tagOptions"
+        multiple
+        @change="handleMultiChange"
+      />
+      <p>选中值: {{ multiSelected }}</p>
+    </section>
+
+    <!-- 2. 单选 options 渲染 -->
+    <section style="margin-bottom: 20px;">
+      <h3>单选 - Options 渲染</h3>
+      <ATagGroup
+        v-model="singleSelected"
+        :options="tagOptions"
+        :multiple="false"
+        @change="handleSingleChange"
+      />
+      <p>选中值: {{ singleSelected }}</p>
+    </section>
+
+    <!-- 3. Slot 渲染 -->
+    <section style="margin-bottom: 20px;">
+      <h3>Slot 渲染</h3>
+      <ATagGroup v-model="slotSelected">
+        <ATag value="a">
+          自定义A
+        </ATag>
+        <ATag value="b">
+          自定义B
+        </ATag>
+        <ATag value="c" disabled>
+          自定义C
+        </ATag>
+      </ATagGroup>
+      <p>选中值: {{ slotSelected }}</p>
+    </section>
+
+    <!-- 4. 自定义 checkedProps / uncheckedProps -->
+    <section>
+      <h3>自定义样式</h3>
+      <ATagGroup
+        v-model="customSelected"
+        :options="customOptions"
+        :checked-props="{ type: 'solid', status: 'success' }"
+        :unchecked-props="{ type: 'solid', status: 'default' }"
+        @change="handleCustomChange"
+      />
+      <p>选中值: {{ customSelected }}</p>
+    </section>
+  </div>
+</template> -->
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag/index.scss b/code/base-project/base-vue/packages/ao-design/src/tag/index.scss
index b4f14683..e53edfec 100644
--- a/code/base-project/base-vue/packages/ao-design/src/tag/index.scss
+++ b/code/base-project/base-vue/packages/ao-design/src/tag/index.scss
@@ -2,6 +2,13 @@
 @use 'sass:color';
 
 $tag-prefix: '#{$prefix}-tag';
+$tag-group-prefix: '#{$prefix}-tag-group';
+
+.#{$tag-group-prefix} {
+  > .#{$tag-prefix}:not(:last-child) {
+    margin-right: 8px;
+  }
+}
 
 .#{$tag-prefix} {
   box-sizing: border-box;
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag/tag-group.tsx b/code/base-project/base-vue/packages/ao-design/src/tag/tag-group.tsx
index 81846a49..0749bdd7 100644
--- a/code/base-project/base-vue/packages/ao-design/src/tag/tag-group.tsx
+++ b/code/base-project/base-vue/packages/ao-design/src/tag/tag-group.tsx
@@ -15,72 +15,93 @@ export default defineComponent({
   name: 'ATagGroup',
   props: {
     modelValue: {
-      type: Array as PropType<Array<string | number | boolean>>,
-      default: () => [],
+      type: [String, Number, Boolean, Array] as PropType<
+        string | number | boolean | (string | number | boolean)[]
+      >,
+      default: undefined,
     },
     defaultValue: {
-      type: Array as PropType<Array<string | number | boolean>>,
-      default: () => [],
+      type: [String, Number, Boolean, Array] as PropType<
+        string | number | boolean | (string | number | boolean)[]
+      >,
+      default: undefined,
     },
-    multiple: { type: Boolean, default: true }, // 单选也用数组，只限制长度为1即可
+    multiple: { type: Boolean, default: true },
     options: { type: Array as PropType<TagOption[]>, default: () => [] },
     labelField: { type: String, default: 'label' },
     valueField: { type: String, default: 'value' },
-    checkedProps: { type: Object as PropType<Record<string, any>>, default: () => ({ type: 'solid', status: 'primary' }) },
-    uncheckedProps: { type: Object as PropType<Record<string, any>>, default: () => ({ type: 'solid', status: 'default' }) },
+    checkedProps: {
+      type: Object as PropType<Record<string, any>>,
+      default: () => ({ type: 'solid', status: 'primary' }),
+    },
+    uncheckedProps: {
+      type: Object as PropType<Record<string, any>>,
+      default: () => ({ type: 'solid', status: 'default' }),
+    },
     disabled: { type: Boolean, default: false },
     class: { type: [String, Array, Object], default: '' },
     style: { type: Object, default: () => ({}) },
   },
   emits: ['update:modelValue', 'change'],
   setup(props, { slots, emit }) {
-    // 统一为数组
-    const _value = ref<Array<string | number | boolean>>(
-      Array.isArray(props.modelValue) ? props.modelValue : props.defaultValue ?? [],
-    )
+    const _value = ref(props.modelValue ?? props.defaultValue ?? (props.multiple ? [] : undefined))
 
     const prefixCls = getPrefixCls('tag-group')
     const groupDisabled = computed(() => props.disabled)
 
-    watch(() => props.modelValue, (newVal) => {
-      if (Array.isArray(newVal)) {
-        _value.value = newVal
-      }
-    })
+    watch(
+      () => props.modelValue,
+      (newVal) => {
+        _value.value = newVal ?? (props.multiple ? [] : undefined)
+      },
+    )
 
     const handleChange = (val: string | number | boolean, e: Event) => {
-      const arr = [..._value.value]
-
-      const idx = arr.indexOf(val)
-      if (idx >= 0) {
-        arr.splice(idx, 1)
+      // 外部 v-model 类型决定内部 value 的类型
+      const isArrayMode = Array.isArray(_value.value)
+      if (isArrayMode) {
+        const arr = [...(_value.value as (string | number | boolean)[])]
+        const idx = arr.indexOf(val)
+        if (idx >= 0) {
+          arr.splice(idx, 1)
+        }
+        else {
+          if (!props.multiple)
+            arr.length = 0 // 单选时只保留最后一个
+          arr.push(val)
+        }
+        _value.value = arr
+        emit('update:modelValue', arr)
+        emit('change', arr, e)
       }
       else {
-        if (!props.multiple)
-          arr.length = 0 // 单选清空已有值
-        arr.push(val)
+        // 非数组模式：单选或多选时非数组 v-model
+        const newVal = _value.value === val ? undefined : val
+        _value.value = newVal
+        emit('update:modelValue', newVal)
+        emit('change', newVal, e)
       }
-
-      _value.value = arr
-      emit('update:modelValue', _value.value)
-      emit('change', _value.value, e)
     }
 
-    provide(tagGroupKey, reactive({
-      name: 'AoTagGroup' as const,
-      value: _value,
-      disabled: groupDisabled,
-      slots,
-      checkable: true,
-      multiple: props.multiple,
-      handleChange,
-    }))
+    provide(
+      tagGroupKey,
+      reactive({
+        name: 'AoTagGroup' as const,
+        value: _value,
+        disabled: groupDisabled,
+        slots,
+        checkable: true,
+        multiple: props.multiple,
+        handleChange,
+      }),
+    )
 
     const renderOptions = () => {
       return props.options.map((option) => {
-        const opt = typeof option === 'string' || typeof option === 'number'
-          ? { [props.labelField]: String(option), [props.valueField]: option }
-          : option
+        const opt
+          = typeof option === 'string' || typeof option === 'number'
+            ? { [props.labelField]: String(option), [props.valueField]: option }
+            : option
 
         const labelContent = slots.label
           ? slots.label({ data: opt })
@@ -88,7 +109,10 @@ export default defineComponent({
             ? opt[props.labelField]()
             : opt[props.labelField]
 
-        const isChecked = _value.value.includes(opt[props.valueField])
+        const isChecked = props.multiple
+          ? Array.isArray(_value.value)
+          && _value.value.includes(opt[props.valueField])
+          : _value.value === opt[props.valueField]
 
         return (
           <Tag
diff --git a/code/base-project/base-vue/packages/ao-design/src/tag/tag.tsx b/code/base-project/base-vue/packages/ao-design/src/tag/tag.tsx
index 5f15cc24..57030945 100644
--- a/code/base-project/base-vue/packages/ao-design/src/tag/tag.tsx
+++ b/code/base-project/base-vue/packages/ao-design/src/tag/tag.tsx
@@ -13,9 +13,8 @@ export default defineComponent({
     type: { type: String as () => 'solid' | 'light' | 'outline' | 'outline-light', default: 'solid' },
     status: { type: String as () => 'primary' | 'danger' | 'warning' | 'success' | 'default', default: 'default' },
     checkable: { type: Boolean, default: false },
-    value: { type: [String, Number, Boolean] as PropType<string | number | boolean>, default: true },
+    value: { type: [String, Number, Boolean] as PropType<string | number | boolean>, required: true },
     checked: { type: Boolean, default: undefined },
-    modelValue: { type: Boolean, default: undefined },
     defaultChecked: { type: Boolean, default: false },
     checkedProps: { type: Object as PropType<any>, default: () => ({ type: 'solid', status: 'primary' }) },
     uncheckedProps: { type: Object as PropType<any>, default: () => ({ type: 'solid', status: 'default' }) },
@@ -25,7 +24,7 @@ export default defineComponent({
     class: { type: [String, Array, Object], default: '' },
     style: { type: Object, default: () => ({}) },
   },
-  emits: ['click', 'close', 'update:checked', 'update:modelValue'],
+  emits: ['click', 'close', 'update:checked'],
   setup(props, { slots, emit }) {
     const prefixCls = getPrefixCls('tag')
     const tagGroupCtx = inject<TagGroupContext | undefined>(tagGroupKey, undefined)
@@ -34,38 +33,33 @@ export default defineComponent({
     const visible = ref(true)
 
     const isDisabled = computed(() => props.disabled || tagGroupCtx?.disabled)
-    const isChecked = computed(() => {
-      if (inGroup.value) {
-        const groupValue = tagGroupCtx!.value
-        return groupValue.includes(props.value)
-      }
-      return props.checked ?? props.modelValue ?? _checked.value
-    })
-
     const isCheckable = computed(() => props.checkable || tagGroupCtx?.checkable)
 
+    const isChecked = computed(() => {
+      if (inGroup.value && tagGroupCtx) {
+        const groupValue = tagGroupCtx.value
+        if (Array.isArray(groupValue)) {
+          return groupValue.includes(props.value)
+        }
+        return groupValue === props.value
+      }
+      return props.checked ?? _checked.value
+    })
+
     const handleClick = (event: MouseEvent) => {
       if (isDisabled.value)
         return
 
-      if (inGroup.value) {
-        // 多选：切换
-        if (tagGroupCtx!.multiple) {
-          tagGroupCtx!.handleChange(props.value, event)
-        }
-        else {
-          // 单选：清空已有值或选中新值
-          const newValue = isChecked.value ? '' : props.value
-          tagGroupCtx!.handleChange(newValue, event)
-        }
+      if (inGroup.value && tagGroupCtx) {
+        tagGroupCtx.handleChange(props.value, event)
       }
       else {
         // 独立 Tag 自己控制
         const newChecked = !isChecked.value
         _checked.value = newChecked
-        emit('update:modelValue', newChecked)
         emit('update:checked', newChecked)
       }
+      emit('click', { value: props.value, event })
     }
 
     const handleClose = (event: MouseEvent) => {
@@ -75,42 +69,28 @@ export default defineComponent({
     }
 
     return () =>
-      visible.value && (() => {
-        const renderType = isCheckable.value
-          ? isChecked.value
-            ? props.checkedProps.type
-            : props.uncheckedProps.type
-          : props.type
-
-        const renderStatus = isCheckable.value
-          ? isChecked.value
-            ? props.checkedProps.status
-            : props.uncheckedProps.status
-          : props.status
-
-        return (
-          <div
-            class={[
-              prefixCls,
-              `${prefixCls}-size-${props.size}`,
-              `${prefixCls}-shape-${props.shape}`,
-              `${prefixCls}-type-${renderType}`,
-              `${prefixCls}-status-${renderStatus}`,
-              { [`${prefixCls}-check`]: isCheckable.value },
-              { [`${prefixCls}-checked`]: isChecked.value },
-              { [`${prefixCls}-disabled`]: isDisabled.value },
-              props.class,
-            ]}
-            style={{ ...props.style }}
-            onClick={handleClick}
-          >
-            {props.icon && <Icon icon={props.icon} class={`${prefixCls}-icon`} />}
-            <span>{slots.default?.()}</span>
-            {!props.disabled && props.showClose && (
-              <Icon icon="ix:close" class={`${prefixCls}-close`} onClick={handleClose} />
-            )}
-          </div>
-        )
-      })()
+      visible.value && (
+        <div
+          class={[
+            prefixCls,
+            `${prefixCls}-size-${props.size}`,
+            `${prefixCls}-shape-${props.shape}`,
+            `${prefixCls}-type-${isCheckable.value ? (isChecked.value ? props.checkedProps.type : props.uncheckedProps.type) : props.type}`,
+            `${prefixCls}-status-${isCheckable.value ? (isChecked.value ? props.checkedProps.status : props.uncheckedProps.status) : props.status}`,
+            { [`${prefixCls}-check`]: isCheckable.value },
+            { [`${prefixCls}-checked`]: isChecked.value },
+            { [`${prefixCls}-disabled`]: isDisabled.value },
+            props.class,
+          ]}
+          style={{ ...props.style }}
+          onClick={handleClick}
+        >
+          {props.icon && <Icon icon={props.icon} class={`${prefixCls}-icon`} />}
+          <span>{slots.default?.()}</span>
+          {!props.disabled && props.showClose && (
+            <Icon icon="ix:close" class={`${prefixCls}-close`} onClick={handleClose} />
+          )}
+        </div>
+      )
   },
 })
diff --git a/code/base-project/base-vue/src/App.vue b/code/base-project/base-vue/src/App.vue
index 1ebc6171..dd2dc422 100644
--- a/code/base-project/base-vue/src/App.vue
+++ b/code/base-project/base-vue/src/App.vue
@@ -1,101 +1,200 @@
 <script setup lang="ts">
 import { ref } from 'vue'
 
-interface TagOption {
-  label: string
-  value: string | number
-}
+const selectedValue = ref()
 
-const tagOptions: TagOption[] = [
-  { label: '标签1', value: 1 },
-  { label: '标签2', value: 2 },
-  { label: '标签3', value: 3 },
+// 自定义字段名
+const options = [
+  { name: '选项一', id: 1, note: '这是额外信息 1' },
+  { name: '选项二', id: 2, note: '这是额外信息 2' },
+  { name: '选项三', id: 3 },
 ]
 
-const customOptions: TagOption[] = [
-  { label: '成功', value: 'success' },
-  { label: '警告', value: 'warning' },
-  { label: '错误', value: 'error' },
-]
-
-// 多选示例
-const multiSelected = ref<(string | number)[]>([1, 2])
-function handleMultiChange(selectedOptions: TagOption[]) {
-  console.log('多选 change:', selectedOptions)
+function handleChange(val: string | number | boolean) {
+  console.log('当前选中值:', val)
 }
 
-// 单选示例
-const singleSelected = ref<(string | number)[]>([2])
-function handleSingleChange(selectedOptions: TagOption[]) {
-  console.log('单选 change:', selectedOptions)
+function toggleThemeLight() {
+  document.documentElement.setAttribute('theme-mode', 'light')
 }
-
-// slot 渲染示例
-const slotSelected = ref<(string | number)[]>(['b'])
-
-// 自定义样式示例
-const customSelected = ref<(string | number)[]>(['success'])
-function handleCustomChange(selectedOptions: TagOption[]) {
-  console.log('自定义样式 change:', selectedOptions)
+function toggleThemeDark() {
+  document.documentElement.setAttribute('theme-mode', 'dark')
 }
 </script>
 
 <template>
-  <div style="padding: 20px;">
-    <h2>ATagGroup 使用示例</h2>
+  <AButton status="primary" @click="toggleThemeLight">
+    白天
+  </AButton>
+  <AButton status="primary" @click="toggleThemeDark">
+    黑天
+  </AButton>
 
-    <!-- 1. 多选 options 渲染 -->
-    <section style="margin-bottom: 20px;">
-      <h3>多选 - Options 渲染</h3>
-      <ATagGroup
-        v-model="multiSelected"
-        :options="tagOptions"
-        multiple
-        @change="handleMultiChange"
+  <div class="demo-wrapper">
+    <div class="demo-container">
+      <h3>Default</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="default"
+        @change="handleChange"
       />
-      <p>选中值: {{ multiSelected }}</p>
-    </section>
+    </div>
 
-    <!-- 2. 单选 options 渲染 -->
-    <section style="margin-bottom: 20px;">
-      <h3>单选 - Options 渲染</h3>
-      <ATagGroup
-        v-model="singleSelected"
-        :options="tagOptions"
-        :multiple="false"
-        @change="handleSingleChange"
+    <div class="demo-container">
+      <h3>filled</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="filled"
+        size="small"
+        :allow-uncheck="false"
+        @change="handleChange"
       />
-      <p>选中值: {{ singleSelected }}</p>
-    </section>
-
-    <!-- 3. Slot 渲染 -->
-    <section style="margin-bottom: 20px;">
-      <h3>Slot 渲染</h3>
-      <ATagGroup v-model="slotSelected">
-        <ATag value="a">
-          自定义A
-        </ATag>
-        <ATag value="b">
-          自定义B
-        </ATag>
-        <ATag value="c" disabled>
-          自定义C
-        </ATag>
-      </ATagGroup>
-      <p>选中值: {{ slotSelected }}</p>
-    </section>
-
-    <!-- 4. 自定义 checkedProps / uncheckedProps -->
-    <section>
-      <h3>自定义样式</h3>
-      <ATagGroup
-        v-model="customSelected"
-        :options="customOptions"
-        :checked-props="{ type: 'solid', status: 'success' }"
-        :unchecked-props="{ type: 'solid', status: 'default' }"
-        @change="handleCustomChange"
+    </div>
+    <div class="demo-container">
+      <h3>filled</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="filled"
+        @change="handleChange"
       />
-      <p>选中值: {{ customSelected }}</p>
-    </section>
+    </div>
+    <div class="demo-container">
+      <h3>filled</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="filled"
+        size="large"
+        @change="handleChange"
+      />
+    </div>
+
+    <div class="demo-container">
+      <h3>primaryFilled</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="primaryFilled"
+        @change="handleChange"
+      />
+    </div>
+
+    <div class="demo-container">
+      <h3>outline</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="outline"
+        @change="handleChange"
+      />
+    </div>
+
+    <div class="demo-container">
+      <h3>card</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="card"
+        @change="handleChange"
+      />
+    </div>
+
+    <div class="demo-container">
+      <h3>pureCard</h3>
+      <ARadioGroup
+        v-model="selectedValue"
+        :options="options"
+        label-field="name"
+        value-field="id"
+        extra-field="note"
+        type="pureCard"
+        @change="handleChange"
+      />
+    </div>
+
+    <div class="demo-container">
+      <h3>自定义插槽radio</h3>
+      <ARadioGroup
+        v-model="selectedValue" :options="options"
+        value-field="id"
+      >
+        <template #radio="{ data, checked }">
+          <div
+            :style="{
+              padding: '4px 8px',
+              border: checked ? '2px solid #409eff' : '1px solid #dcdfe6',
+              borderRadius: '4px',
+              cursor: 'pointer',
+              marginRight: '4px',
+            }"
+          >
+            {{ checked ? '选中' : '未选中' }} - {{ data.name }}
+          </div>
+        </template>
+      </ARadioGroup>
+    </div>
   </div>
 </template>
+
+<style scoped>
+.demo-wrapper {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 16px;
+  padding: 24px 16px;
+  min-height: 100vh;
+  transition: background-color 0.3s ease;
+}
+
+.demo-container {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+  padding: 12px 16px;
+  border-radius: 6px;
+  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.08);
+  width: 100%;
+  max-width: 400px;
+  text-align: center;
+  transition: background-color 0.3s ease;
+}
+
+h3 {
+  margin: 0;
+  font-weight: 500;
+  font-size: 14px;
+}
+
+/* 主题背景色 */
+:root[theme-mode='light'] .demo-wrapper {
+}
+:root[theme-mode='dark'] .demo-wrapper {
+  background-color: #1e1e1e;
+  color: #fff;
+}
+</style>