diff --git a/package.json b/package.json
index 8d4a5100ad..24c83472db 100644
--- a/package.json
+++ b/package.json
@@ -7,11 +7,12 @@
     "test": "jest",
     "gen": "bash ./scripts/gc.sh",
     "bootstrap": "yarn && npx lerna bootstrap",
-    "build": "yarn bootstrap && yarn build:lib && yarn build:theme && yarn build:esm-bundle && yarn build:esm",
+    "build": "yarn bootstrap && yarn build:lib && yarn build:theme && yarn build:esm-bundle && yarn build:esm && yarn build:utils && yarn build:locale",
     "build:lib": "rimraf lib && webpack --config ./build/webpack.config.js",
     "build:esm-bundle": "rollup --config ./build/rollup.config.bundle.js",
     "build:esm": "node ./build/bincomp.js",
-    "build:utils": "cd ./packages/utils && npx tsc && cd ../",
+    "build:utils": "npx tsc -p packages/utils",
+    "build:locale": "npx tsc -p packages/locale",
     "build:theme": "rimraf packages/theme-chalk/lib && gulp build --gulpfile packages/theme-chalk/gulpfile.js && cp-cli packages/theme-chalk/lib lib/theme-chalk && rimraf packages/theme-chalk/lib",
     "lint": "eslint ./packages --ext .vue,.js,.ts",
     "lint-fix": "eslint --fix ./packages --ext .vue,.js,.ts",
diff --git a/packages/locale/tsconfig.json b/packages/locale/tsconfig.json
new file mode 100644
index 0000000000..a3b4b6c8eb
--- /dev/null
+++ b/packages/locale/tsconfig.json
@@ -0,0 +1,25 @@
+{
+  "compilerOptions": {
+    "module": "ESNext",
+    "declaration": false,
+    "noImplicitAny": false,
+    "removeComments": true,
+    "moduleResolution": "node",
+    "esModuleInterop": true,
+    "jsx": "preserve",
+    "noLib": false,
+    "target": "es6",
+    "sourceMap": false,
+    "lib": [
+      "ESNext", "DOM"
+    ],
+    "allowSyntheticDefaultImports": true,
+    "allowUnreachableCode": true,
+    "allowUnusedLabels": true,
+    "outDir": "../../lib/locale"
+  },
+  "exclude": [
+    "node_modules",
+    "__test__/*.ts"
+  ]
+ }
diff --git a/packages/utils/global.d.ts b/packages/utils/global.d.ts
deleted file mode 100644
index 16a7a12a93..0000000000
--- a/packages/utils/global.d.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-declare type Nullable<T> = T | null;
-
-declare type CustomizedHTMLElement<T> = HTMLElement & T
-
-declare type Indexable<T> = {
-  [key: string]: T
-}
-
-declare type Hash<T> = Indexable<T>
-
-declare type TimeoutHandle = ReturnType<typeof global.setTimeout>
diff --git a/packages/utils/tsconfig.json b/packages/utils/tsconfig.json
index 9a498e12cb..5ebfbcf5e6 100644
--- a/packages/utils/tsconfig.json
+++ b/packages/utils/tsconfig.json
@@ -19,10 +19,11 @@
     "outDir": "../../lib/utils"
   },
   "include": [
-    "./**/*.ts"
+    "./**/*.ts",
+    "../../typings/vue-shim.d.ts"
   ],
   "exclude": [
     "node_modules",
-    "packages/**/__tests__/*"
+    "tests/*.ts"
   ]
  }