diff --git a/packages/vant-cli/package.json b/packages/vant-cli/package.json
index 36419c29b..ce771563e 100644
--- a/packages/vant-cli/package.json
+++ b/packages/vant-cli/package.json
@@ -65,6 +65,7 @@
     "commander": "^6.2.1",
     "consola": "^2.15.0",
     "conventional-changelog": "^3.1.24",
+    "copy-text-to-clipboard": "^3.0.1",
     "css-loader": "^4.0.0",
     "eslint": "^7.17.0",
     "fast-glob": "^3.2.4",
diff --git a/packages/vant-cli/site/desktop/components/DemoPlayground.vue b/packages/vant-cli/site/desktop/components/DemoPlayground.vue
new file mode 100644
index 000000000..8174a8416
--- /dev/null
+++ b/packages/vant-cli/site/desktop/components/DemoPlayground.vue
@@ -0,0 +1,208 @@
+<template>
+  <div :class="{ 'demo-playground': !inline, transform }">
+    <slot v-if="inline" />
+    <template v-else>
+      <div class="demo-playground--previewer" :class="{ compact }">
+        <slot />
+      </div>
+      <div class="demo-playground--code">
+        <div class="demo-playground--code--actions">
+          <span></span>
+          <button
+            title="Copy source code"
+            class="action-icon"
+            role="copy"
+            :data-status="copyStatus"
+            @click="copySourceCode"
+          />
+          <button
+            title="Toggle source code panel"
+            class="action-icon"
+            role="source"
+            @click="toogleSource"
+          />
+        </div>
+        <div
+          v-show="showSource"
+          v-html="unescape(codeSnippet)"
+          class="demo-playground--code--content"
+        ></div>
+      </div>
+    </template>
+  </div>
+</template>
+
+<script>
+import copy from 'copy-text-to-clipboard';
+
+export default {
+  name: 'DemoPlayground',
+  props: {
+    originCode: String, // 源文件内容
+    codeSnippet: String, //  源文件转 html 后的内容
+    transform: Boolean, // 防止 position fixed 内容飞出预览区域
+    compact: Boolean, // 紧凑模式
+    inline: Boolean, // 不需要容器
+  },
+  data() {
+    return {
+      showSource: false,
+      copyStatus: 'ready',
+    };
+  },
+  methods: {
+    unescape,
+    toogleSource() {
+      this.showSource = !this.showSource;
+    },
+    copySourceCode() {
+      copy(unescape(this.originCode));
+      this.copyStatus = 'copied';
+      setTimeout(() => {
+        this.copyStatus = 'ready';
+      }, 2000);
+    },
+  },
+};
+</script>
+
+<style lang="less" scoped>
+.demo-playground {
+  background-color: #fff;
+  border: 1px solid #ebedf1;
+  border-radius: 1px;
+  margin: 24px 0;
+  &.transform {
+    transform: translate(0, 0);
+  }
+  &--previewer {
+    padding: 40px 24px;
+    border-bottom: 1px solid #ebedf1;
+    &.compact {
+      padding: 0;
+    }
+  }
+  &--code {
+    &--actions {
+      display: flex;
+      height: 40px;
+      padding: 0 1em;
+      align-items: center;
+      > a:not(:last-child),
+      > button:not(:last-child) {
+        margin-right: 8px;
+      }
+
+      > a {
+        display: flex;
+      }
+
+      button {
+        position: relative;
+        display: inline-block;
+        width: 16px;
+        height: 16px;
+        padding: 0;
+        border: 0;
+        box-sizing: border-box;
+        cursor: pointer;
+        opacity: 0.6;
+        outline: none;
+        transition: opacity 0.2s, background 0.2s;
+
+        // expand click area
+        &::after {
+          content: '';
+          position: absolute;
+          top: -8px;
+          left: -8px;
+          right: -8px;
+          bottom: -8px;
+        }
+
+        &:hover {
+          opacity: 0.8;
+        }
+
+        &:active {
+          opacity: 0.9;
+        }
+
+        &:disabled {
+          opacity: 0.2;
+          cursor: not-allowed;
+        }
+
+        &[role='codesandbox'] {
+          background-position: -18px 0;
+        }
+
+        &[role='codepen'] {
+          background-position: -36px 0;
+        }
+
+        &[role='source'] {
+          background-position: -72px 0;
+        }
+
+        &[role='change-jsx'] {
+          background-position: -90px 0;
+        }
+
+        &[role='change-tsx'] {
+          background-position: -108px 0;
+        }
+
+        &[role='open-demo'] {
+          background-position: -126px 0;
+        }
+
+        &[role='motions'] {
+          background-position: -162px 0;
+        }
+
+        &[role='sketch-component'] {
+          background-position: -182px 0;
+        }
+
+        &[role='sketch-group'] {
+          background-position: -200px 0;
+        }
+
+        &[role='copy'][data-status='ready'] {
+          background-position: -54px 0;
+        }
+
+        &[role='copy'][data-status='copied'] {
+          pointer-events: none;
+          background-position: -54px -16px;
+        }
+
+        &[role='refresh'] {
+          background-position-x: -144px;
+        }
+      }
+
+      // split action buttons by a blank node
+      > span {
+        flex: 1;
+        display: inline-block;
+      }
+    }
+    &--content {
+      border-top: 1px dashed #ebedf1;
+      :deep(pre) {
+        margin: 0;
+      }
+      :deep(.language-html) {
+        border-radius: 0;
+      }
+    }
+  }
+}
+
+.action-icon {
+  background: url('data:image/png;base64,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')
+    no-repeat 0 0/230px auto;
+}
+</style>
diff --git a/packages/vant-cli/site/desktop/main.js b/packages/vant-cli/site/desktop/main.js
index 73c1719f2..3f4c4d7b0 100644
--- a/packages/vant-cli/site/desktop/main.js
+++ b/packages/vant-cli/site/desktop/main.js
@@ -1,6 +1,11 @@
 import { createApp } from 'vue';
 import { packageEntry } from 'site-desktop-shared';
 import App from './App';
+import DemoPlayground from './components/DemoPlayground';
 import { router } from './router';
 
-window.app = createApp(App).use(router).use(packageEntry).mount('#app');
+window.app = createApp(App)
+  .use(router)
+  .use(packageEntry)
+  .component(DemoPlayground.name, DemoPlayground)
+  .mount('#app');
diff --git a/packages/vant-cli/yarn.lock b/packages/vant-cli/yarn.lock
index 4fa41985d..811854aeb 100644
--- a/packages/vant-cli/yarn.lock
+++ b/packages/vant-cli/yarn.lock
@@ -3415,6 +3415,11 @@ copy-descriptor@^0.1.0:
   resolved "https://registry.yarnpkg.com/copy-descriptor/-/copy-descriptor-0.1.1.tgz#676f6eb3c39997c2ee1ac3a924fd6124748f578d"
   integrity sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=
 
+copy-text-to-clipboard@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.npm.taobao.org/copy-text-to-clipboard/download/copy-text-to-clipboard-3.0.1.tgz?cache=0&sync_timestamp=1613626493019&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fcopy-text-to-clipboard%2Fdownload%2Fcopy-text-to-clipboard-3.0.1.tgz#8cbf8f90e0a47f12e4a24743736265d157bce69c"
+  integrity sha1-jL+PkOCkfxLkokdDc2Jl0Ve85pw=
+
 core-js-compat@^3.8.0:
   version "3.8.2"
   resolved "https://registry.npm.taobao.org/core-js-compat/download/core-js-compat-3.8.2.tgz?cache=0&sync_timestamp=1609682123020&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fcore-js-compat%2Fdownload%2Fcore-js-compat-3.8.2.tgz#3717f51f6c3d2ebba8cbf27619b57160029d1d4c"