diff --git a/utils/utils.go b/utils/utils.go
index 3c0ff144..5ed07c5d 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -242,7 +242,7 @@ func FilterEmoji(content string) string {
 }
 
 func TrimBlankChar(str string) string {
-	return strings.Trim(str, "\n\r\t ")
+	return strings.Trim(str, "\u202C\n\r\t ")
 }
 
 func RemoveGeneralMapKeys(obj map[string]interface{}, keys ...string) map[string]interface{} {
diff --git a/utils/utils_test.go b/utils/utils_test.go
index 64476861..ecc64f02 100644
--- a/utils/utils_test.go
+++ b/utils/utils_test.go
@@ -191,11 +191,22 @@ func TestRemoveGeneralMapKeys(t *testing.T) {
 }
 
 func TestTrimBlanChar(t *testing.T) {
-	str := `
+	for _, strList := range [][]string{
+		[]string{
+			"大小21",
+			`
 	 	大小21 
-	   `
-	if TrimBlankChar(str) != "大小21" {
-		t.Fatal("TrimBlanChar doesn't work")
+	   `,
+		},
+		[]string{
+			"13518183468",
+			"13518183468‬", // 末尾有一个隐藏字符
+		},
+	} {
+		t.Logf("%d,%d", len(strList[0]), len(strList[1]))
+		if TrimBlankChar(strList[1]) != strList[0] {
+			t.Fatal("TrimBlanChar doesn't work")
+		}
 	}
 }