Update README4.md

myrual · web-flow · commit 8e6b650790e9 · 2019-04-10T11:01:57.000+08:00
diff --git a/README4.md b/README4.md
@@ -16,7 +16,9 @@ As you know, we introduce you the **mixin-node-client** in [chapter 1](https://g
 
 ```bash
   yarn add fast-csv inquirer msgpack5 path pem-file
+```
 or
+```bash
   npm i fast-csv inquirer msgpack5 path pem-file
 ```
 
