diff --git a/packages/taro-cli/src/h5/index.ts b/packages/taro-cli/src/h5/index.ts
index 0da60330d75e..41a803083903 100644
--- a/packages/taro-cli/src/h5/index.ts
+++ b/packages/taro-cli/src/h5/index.ts
@@ -84,8 +84,9 @@ class Compiler {
     [key: string]: string
   }
   pages: [PageName, FilePath][] = []
+  isUi: boolean
 
-  constructor (public appPath: string, entryFile?: string) {
+  constructor (public appPath: string, entryFile?: string, isUi?: boolean) {
     const projectConfig = recursiveMerge({
       h5: defaultH5Config
     }, require(path.join(appPath, PROJECT_CONFIG))(merge))
@@ -107,6 +108,7 @@ class Compiler {
     if (projectConfig.hasOwnProperty(deviceRatioConfigName)) {
       this.pxTransformConfig.deviceRatio = projectConfig.deviceRatio
     }
+    this.isUi = !!isUi
   }
 
   async clean () {
@@ -286,6 +288,7 @@ class Compiler {
       : addLeadingSlash(stripTrailingSlash(get(this.h5Config, 'router.basename')))
 
     const renamePagename = get(this.h5Config, 'router.renamePagename', identity)
+    const isUi = this.isUi
 
     let ast = wxTransformer({
       code,
@@ -736,8 +739,9 @@ class Compiler {
             isMultiRouterMode ? toAst(`mountApis(${routerConfigs});`) : toAst(`mountApis(${routerConfigs}, _taroHistory);`)
           ]
           astPath.traverse(programExitVisitor)
-
-          lastImportNode.insertAfter(compact(extraNodes))
+          if (!isUi) {
+            lastImportNode.insertAfter(compact(extraNodes))
+          }
           if (renderCallCode) {
             const renderCallNode = toAst(renderCallCode)
             node.body.push(renderCallNode)
diff --git a/packages/taro-cli/src/ui.ts b/packages/taro-cli/src/ui.ts
index 43680a76edf4..97ec82a90744 100644
--- a/packages/taro-cli/src/ui.ts
+++ b/packages/taro-cli/src/ui.ts
@@ -8,6 +8,7 @@ import * as t from 'babel-types'
 import generate from 'babel-generator'
 import traverse from 'babel-traverse'
 import * as _ from 'lodash'
+import * as glob from 'glob'
 
 import { Compiler } from './h5'
 import * as npmProcess from './util/npm'
@@ -25,8 +26,7 @@ import {
   BUILD_TYPES,
   REG_STYLE,
   REG_TYPESCRIPT,
-  PARSE_AST_TYPE,
-  REG_SCRIPTS
+  PARSE_AST_TYPE
 } from './util/constants'
 import { IComponentObj } from './mini/interface'
 import { parseAst } from './mini/astProcess'
@@ -166,26 +166,6 @@ function copyFileToDist (filePath: string, sourceDir: string, outputDir: string)
   }))
 }
 
-function writeFileToDist (code: string, filePath: string, sourceDir: string, outputDir: string) {
-  if (!filePath && !path.isAbsolute(filePath)) {
-    return
-  }
-  const { appPath } = buildData
-  const dirname = path.dirname(filePath)
-  const distDirname = dirname.replace(sourceDir, outputDir)
-  const relativePath = path.relative(appPath, filePath)
-  let basename = path.basename(filePath)
-  if (REG_SCRIPTS.test(basename)) {
-    basename = path.basename(basename, path.extname(basename)) + '.js'
-  }
-  printLog(processTypeEnum.COPY, '发现文件', relativePath)
-  fs.ensureDirSync(distDirname)
-  fs.writeFileSync(path.format({
-    dir: distDirname,
-    base: basename
-  }), code)
-}
-
 function parseEntryAst (ast: t.File, relativeFile: string) {
   const styleFiles: string[] = []
   const components: IComponentObj[] = []
@@ -282,7 +262,7 @@ function analyzeFiles (files: string[], sourceDir: string, outputDir: string) {
         return
       }
       processedScriptFiles.add(file)
-      let code = fs.readFileSync(file).toString()
+      const code = fs.readFileSync(file).toString()
       const transformResult = wxTransformer({
         code,
         sourcePath: file,
@@ -296,9 +276,7 @@ function analyzeFiles (files: string[], sourceDir: string, outputDir: string) {
         jsonFiles,
         mediaFiles
       } = parseAst(PARSE_AST_TYPE.NORMAL, transformResult.ast, [], file, file, true)
-      const resFiles = styleFiles.concat(jsonFiles, mediaFiles)
-      code = generate(transformResult.ast).code
-      writeFileToDist(code, file, sourceDir, outputDir)
+      const resFiles = styleFiles.concat(scriptFiles, jsonFiles, mediaFiles)
       if (resFiles.length) {
         resFiles.forEach(item => {
           copyFileToDist(item, sourceDir, outputDir)
@@ -374,16 +352,29 @@ async function buildForWeapp () {
       base: path.basename(outputEntryFilePath)
     }))
     if (components.length) {
+      components.forEach(item => {
+        copyFileToDist(item.path as string, sourceDir, outputDir)
+      })
       analyzeFiles(components.map(item => item.path as string), sourceDir, outputDir)
     }
+    copyAllInterfaceFiles(sourceDir, outputDir)
   } catch (err) {
     console.log(err)
   }
 }
 
+function copyAllInterfaceFiles (sourceDir, outputDir) {
+  const interfaceFiles = glob.sync(path.join(sourceDir, '**/*.d.ts'))
+  if (interfaceFiles && interfaceFiles.length) {
+    interfaceFiles.forEach(item => {
+      copyFileToDist(item, sourceDir, outputDir)
+    })
+  }
+}
+
 async function buildForH5 (uiIndex = 'index') {
   const { appPath } = buildData
-  const compiler = new Compiler(appPath, uiIndex)
+  const compiler = new Compiler(appPath, uiIndex, true)
   console.log()
   console.log(chalk.green('开始编译 H5 端组件库！'))
   await compiler.buildTemp()