diff --git a/packages/taro-cli/src/ui.js b/packages/taro-cli/src/ui.js
index ed25e32785b8..9dfa042f93a5 100644
--- a/packages/taro-cli/src/ui.js
+++ b/packages/taro-cli/src/ui.js
@@ -21,8 +21,7 @@ const {
   BUILD_TYPES,
   REG_STYLE,
   REG_TYPESCRIPT,
-  cssImports,
-  debounce
+  cssImports
 } = require('./util')
 
 const appPath = process.cwd()
@@ -35,8 +34,6 @@ const entryFilePath = resolveScriptPath(path.join(sourceDir, 'index'))
 const entryFileName = path.basename(entryFilePath)
 const tempDir = '.temp'
 const tempPath = path.join(appPath, tempDir)
-const lingCompsDir = './node_modules/@ling-components/ling-components/dist/h5'
-const lingCompsPath = path.join(appPath, lingCompsDir)
 
 const weappOutputName = 'weapp'
 const h5OutputName = 'h5'
@@ -332,7 +329,14 @@ function buildEntry () {
 function watchFiles () {
   console.log('\n', chalk.gray('监听文件修改中...'), '\n')
 
-  const watchList = process.env.TARO_WATCH_MODE === 'atom' ? [sourceDir, lingCompsPath] : sourceDir
+  const watchList = [sourceDir]
+
+  const uiConfig = projectConfig.ui || {}
+  const { extraWatchFiles = [] } = uiConfig
+  extraWatchFiles.forEach(item => {
+    watchList.push(path.join(appPath, item.path))
+    if (typeof item.handler === 'function') item.callback = item.handler({ buildH5Script })
+  })
 
   const watcher = chokidar.watch(watchList, {
     ignored: /(^|[/\\])\../,
@@ -370,38 +374,36 @@ function watchFiles () {
     }
   }
 
-  const _buildH5Script = debounce(buildH5Script, 1000)
+  function handleChange (filePath, type, tips) {
+    const relativePath = path.relative(appPath, filePath)
+    printLog(type, tips, relativePath)
 
-  watcher
-    .on('add', filePath => {
-      const relativePath = path.relative(appPath, filePath)
-      printLog(pocessTypeEnum.CREATE, '添加文件', relativePath)
-      if (relativePath.indexOf(lingCompsDir.substr(2)) > -1) {
-        // 玲珑基础库变更
-        return _buildH5Script()
-      }
-      try {
-        syncWeappFile(filePath)
-        syncH5File(filePath)
-      } catch (err) {
-        console.log(err)
-      }
-    })
-    .on('change', filePath => {
-      const relativePath = path.relative(appPath, filePath)
-      printLog(pocessTypeEnum.MODIFY, '文件变动', relativePath)
-      if (relativePath.indexOf(lingCompsDir.substr(2)) > -1) {
-        // 玲珑基础库变更
-        return _buildH5Script()
-      }
-      try {
-        syncWeappFile(filePath)
-        syncH5File(filePath)
-      } catch (err) {
-        console.log(err)
+    let processed = false
+    extraWatchFiles.forEach(item => {
+      if (filePath.indexOf(item.path.substr(2)) < 0) return
+      if (typeof item.callback === 'function') {
+        item.callback()
+        processed = true
       }
     })
+    if (processed) return
+
+    try {
+      syncWeappFile(filePath)
+      syncH5File(filePath)
+    } catch (err) {
+      console.log(err)
+    }
+  }
+
+  watcher
+    .on('add', filePath => handleChange(filePath, pocessTypeEnum.CREATE, '添加文件'))
+    .on('change', filePath => handleChange(filePath, pocessTypeEnum.MODIFY, '文件变动'))
     .on('unlink', filePath => {
+      for (const path in extraWatchFiles) {
+        if (filePath.indexOf(path.substr(2)) > -1) return
+      }
+
       const relativePath = path.relative(appPath, filePath)
       printLog(pocessTypeEnum.UNLINK, '删除文件', relativePath)
       const weappOutputPath = path.join(appPath, outputDirName, weappOutputName)
diff --git a/packages/taro-cli/src/util/index.js b/packages/taro-cli/src/util/index.js
index 090f9a83270d..4b995e37ee4e 100644
--- a/packages/taro-cli/src/util/index.js
+++ b/packages/taro-cli/src/util/index.js
@@ -594,26 +594,3 @@ exports.getInstalledNpmPkgVersion = function (pkgName, basedir) {
     return null
   }
 }
-
-/**
- * 防反跳
- * @author Secbone
- *
- * @param fn [Function] 需要防反跳的函数
- * @param wait [Number] 时间，毫秒
- * @return [Function]
- */
-exports.debounce = function debounce (fn, wait) {
-  let timeout = null
-
-  return function () {
-    const args = arguments
-
-    if (timeout) clearTimeout(timeout)
-
-    timeout = setTimeout(() => {
-      timeout = null
-      fn.apply(this, args)
-    }, wait)
-  }
-}