diff --git a/README.md b/README.md
index 662c4ea..b695dbb 100644
--- a/README.md
+++ b/README.md
@@ -207,7 +207,7 @@ func main() {
 }
 ```
 
-- 函数列表：
+- Function list：
 
 ```go
 func CreateFile(path string) bool // create a file in path
diff --git a/random/random_test.go b/random/random_test.go
index b248bcf..4a8df6e 100644
--- a/random/random_test.go
+++ b/random/random_test.go
@@ -1,3 +1,11 @@
+/*
+ * @Descripttion:
+ * @version: v1.0.0
+ * @Author: dudaodong@kingsoft.com
+ * @Date: 2021-11-29 11:43:28
+ * @LastEditors: dudaodong@kingsoft.com
+ * @LastEditTime: 2021-12-01 18:05:29
+ */
 package random
 
 import (
@@ -60,6 +68,4 @@ func TestRandBytes(t *testing.T) {
 		t.FailNow()
 	}
 
-	
-
 }