diff --git a/examples/sites/demos/apis/tag.js b/examples/sites/demos/apis/tag.js
index fb6e0acbaf..fbfc236129 100644
--- a/examples/sites/demos/apis/tag.js
+++ b/examples/sites/demos/apis/tag.js
@@ -175,6 +175,21 @@ export default {
           mode: ['pc', 'mobile-first'],
           pcDemo: 'basic-usage',
           mfDemo: ''
+        },
+        {
+          name: 'round',
+          type: 'boolean',
+          defaultValue: 'false',
+          desc: {
+            'zh-CN': '是否为圆角的模式',
+            'en-US': 'Whether it is a circular mode'
+          },
+          mode: ['pc'],
+          pcDemo: 'round',
+          mfDemo: '',
+          meta: {
+            stable: '3.28.0'
+          }
         }
       ],
       events: [
diff --git a/examples/sites/demos/pc/app/tag/round-composition-api.vue b/examples/sites/demos/pc/app/tag/round-composition-api.vue
new file mode 100644
index 0000000000..6c82e569fd
--- /dev/null
+++ b/examples/sites/demos/pc/app/tag/round-composition-api.vue
@@ -0,0 +1,33 @@
+<template>
+  <div class="tag-round-demo">
+    <h4>Round 属性示例</h4>
+
+    <tiny-tag type="primary" round>圆角标签</tiny-tag>
+    <tiny-tag type="success" round>成功标签</tiny-tag>
+    <tiny-tag type="warning" round>警告标签</tiny-tag>
+    <tiny-tag type="danger" round>危险标签</tiny-tag>
+
+    <tiny-tag type="info" round only-icon>
+      <tiny-icon-heartempty />
+    </tiny-tag>
+  </div>
+</template>
+
+<script setup>
+import { TinyTag } from '@opentiny/vue'
+import { IconHeartempty } from '@opentiny/vue-icon'
+
+const tinyIconHeartempty = IconHeartempty()
+</script>
+
+<style scoped>
+.tiny-tag {
+  margin-right: 12px;
+  margin-bottom: 12px;
+}
+
+h4 {
+  margin-bottom: 16px;
+  color: #333;
+}
+</style>
diff --git a/examples/sites/demos/pc/app/tag/round.spec.ts b/examples/sites/demos/pc/app/tag/round.spec.ts
new file mode 100644
index 0000000000..65f83fa99d
--- /dev/null
+++ b/examples/sites/demos/pc/app/tag/round.spec.ts
@@ -0,0 +1,12 @@
+import { test, expect } from '@playwright/test'
+
+test('圆角', async ({ page }) => {
+  page.on('pageerror', (exception) => expect(exception).toBeNull())
+  await page.goto('tag#round')
+
+  const tags = page.locator('.all-demos-container').locator('.tiny-tag')
+  const count = await tags.count()
+
+  // 动态创建与元素数量相同的期望数组
+  await expect(tags).toHaveClass(Array(count).fill(/tiny-tag--round/))
+})
diff --git a/examples/sites/demos/pc/app/tag/round.vue b/examples/sites/demos/pc/app/tag/round.vue
new file mode 100644
index 0000000000..50ba4220f7
--- /dev/null
+++ b/examples/sites/demos/pc/app/tag/round.vue
@@ -0,0 +1,39 @@
+<template>
+  <div class="tag-round-demo">
+    <h4>Round 属性示例</h4>
+
+    <tiny-tag type="primary" :round="true">圆角标签</tiny-tag>
+    <tiny-tag type="success" :round="true">成功标签</tiny-tag>
+    <tiny-tag type="warning" :round="true">警告标签</tiny-tag>
+    <tiny-tag type="danger" :round="true">危险标签</tiny-tag>
+
+    <tiny-tag type="info" :round="true" :only-icon="true">
+      <template #default>
+        <icon-heartempty />
+      </template>
+    </tiny-tag>
+  </div>
+</template>
+
+<script>
+import { Tag, Icon } from '@opentiny/vue'
+
+export default {
+  components: {
+    TinyTag: Tag,
+    IconHeartempty: Icon.IconHeartempty
+  }
+}
+</script>
+
+<style scoped>
+.tiny-tag {
+  margin-right: 12px;
+  margin-bottom: 12px;
+}
+
+h4 {
+  margin-bottom: 16px;
+  color: #333;
+}
+</style>
diff --git a/examples/sites/demos/pc/app/tag/webdoc/tag.js b/examples/sites/demos/pc/app/tag/webdoc/tag.js
index f268875fd5..0091ccc755 100644
--- a/examples/sites/demos/pc/app/tag/webdoc/tag.js
+++ b/examples/sites/demos/pc/app/tag/webdoc/tag.js
@@ -114,6 +114,30 @@ export default {
       },
       codeFiles: ['delete.vue']
     },
+    {
+      demoId: 'round',
+      name: {
+        'zh-CN': '圆角',
+        'en-US': 'Round'
+      },
+      desc: {
+        'zh-CN': '通过 <code>round</code> 设置圆角。',
+        'en-US': 'Set the round through <code>round</code> .'
+      },
+      codeFiles: ['round.vue'],
+      api: {
+        props: {
+          round: {
+            type: 'boolean',
+            defaultValue: 'false',
+            desc: {
+              'zh-CN': '是否为圆角的模式',
+              'en-US': 'Whether it is a round mode'
+            }
+          }
+        }
+      }
+    },
     {
       demoId: 'slot-default',
       name: {
diff --git a/packages/vue/src/tag/src/index.ts b/packages/vue/src/tag/src/index.ts
index 4c55ac2ded..35bab2330e 100644
--- a/packages/vue/src/tag/src/index.ts
+++ b/packages/vue/src/tag/src/index.ts
@@ -43,6 +43,10 @@ export const tagProps = {
     type: [String, Number],
     default: null
   },
+  round: {
+    type: Boolean,
+    default: false
+  },
   // mobile
   mini: {
     type: Boolean,
diff --git a/packages/vue/src/tag/src/pc.vue b/packages/vue/src/tag/src/pc.vue
index 9db3a687fe..f8224be773 100644
--- a/packages/vue/src/tag/src/pc.vue
+++ b/packages/vue/src/tag/src/pc.vue
@@ -33,7 +33,8 @@ export default defineComponent({
     'value',
     'beforeDelete',
     'onlyIcon',
-    'maxWidth'
+    'maxWidth',
+    'round'
   ],
   setup(props, context) {
     return setup({ props, context, renderless, api, h }) as unknown as ITagApi
@@ -53,7 +54,8 @@ export default defineComponent({
       state,
       value,
       onlyIcon,
-      maxWidth
+      maxWidth,
+      round
     } = this
 
     let styles = {}
@@ -65,7 +67,8 @@ export default defineComponent({
       effect ? `tiny-tag--${effect}` : '',
       hit && 'is-hit',
       disabled ? 'is-disabled' : '',
-      onlyIcon ? 'tiny-tag--only-icon' : ''
+      onlyIcon ? 'tiny-tag--only-icon' : '',
+      round ? 'tiny-tag--round' : ''
     ]
 
     if (color) {
@@ -82,6 +85,10 @@ export default defineComponent({
       styles.maxWidth = maxWidth
     }
 
+    if (round) {
+      styles.borderRadius = '9999px'
+    }
+
     const tagElement =
       value || (slots.default && slots.default()) ? (
         <span data-tag="tiny-tag" class={classes} style={styles} onClick={handleClick}>