diff --git a/modules/auth/repo_form.go b/modules/auth/repo_form.go
index 5c5d1ba5a..6fefc135d 100755
--- a/modules/auth/repo_form.go
+++ b/modules/auth/repo_form.go
@@ -29,7 +29,7 @@ import (
 type CreateRepoForm struct {
 	UID           int64  `binding:"Required"`
 	RepoName      string `binding:"Required;AlphaDashDot;MaxSize(100)"`
-	Alias         string `binding:"Required;MaxSize(100)"`
+	Alias         string `binding:"Required;MaxSize(100);AlphaDashDotChinese"`
 	Private       bool
 	Description   string `binding:"MaxSize(1024)"`
 	DefaultBranch string `binding:"GitRefName;MaxSize(100)"`
@@ -110,6 +110,7 @@ func (f MigrateRepoForm) ParseRemoteAddr(user *models.User) (string, error) {
 // RepoSettingForm form for changing repository settings
 type RepoSettingForm struct {
 	RepoName       string `binding:"Required;AlphaDashDot;MaxSize(100)"`
+	Alias          string `binding:"Required;AlphaDashDotChinese;MaxSize(100)"`
 	Description    string `binding:"MaxSize(255)"`
 	Website        string `binding:"ValidUrl;MaxSize(255)"`
 	Interval       string
diff --git a/modules/validation/binding.go b/modules/validation/binding.go
index 1c67878ea..b608cdea2 100644
--- a/modules/validation/binding.go
+++ b/modules/validation/binding.go
@@ -19,6 +19,8 @@ const (
 
 	// ErrGlobPattern is returned when glob pattern is invalid
 	ErrGlobPattern = "GlobPattern"
+
+	ErrAlphaDashDotChinese = "AlphaDashDotChineseError"
 )
 
 var (
@@ -26,6 +28,8 @@ var (
 	// They cannot have ASCII control characters (i.e. bytes whose values are lower than \040, or \177 DEL), space, tilde ~, caret ^, or colon : anywhere.
 	// They cannot have question-mark ?, asterisk *, or open bracket [ anywhere
 	GitRefNamePatternInvalid = regexp.MustCompile(`[\000-\037\177 \\~^:?*[]+`)
+
+	AlphaDashDotChinese = regexp.MustCompile("^[\u4e00-\u9fa5\\.\\-_A-Za-z0-9]+$")
 )
 
 // CheckGitRefAdditionalRulesValid check name is valid on additional rules
@@ -53,6 +57,7 @@ func AddBindingRules() {
 	addGitRefNameBindingRule()
 	addValidURLBindingRule()
 	addGlobPatternRule()
+	addAlphaDashDotChineseRule()
 }
 
 func addGitRefNameBindingRule() {
@@ -117,6 +122,21 @@ func addGlobPatternRule() {
 	})
 }
 
+func addAlphaDashDotChineseRule() {
+	binding.AddRule(&binding.Rule{
+		IsMatch: func(rule string) bool {
+			return strings.HasPrefix(rule, "AlphaDashDotChinese")
+		},
+		IsValid: func(errs binding.Errors, name string, val interface{}) (bool, binding.Errors) {
+			if !ValidAlphaDashDotChinese(fmt.Sprintf("%v", val)) {
+				errs.Add([]string{name}, ErrAlphaDashDotChinese, "ErrAlphaDashDotChinese")
+				return false, errs
+			}
+			return true, errs
+		},
+	})
+}
+
 func portOnly(hostport string) string {
 	colon := strings.IndexByte(hostport, ':')
 	if colon == -1 {
@@ -139,3 +159,7 @@ func validPort(p string) bool {
 	}
 	return true
 }
+
+func ValidAlphaDashDotChinese(value string) bool {
+	return AlphaDashDotChinese.MatchString(value)
+}
diff --git a/options/locale/locale_zh-CN.ini b/options/locale/locale_zh-CN.ini
index 0389471c2..053884c2b 100755
--- a/options/locale/locale_zh-CN.ini
+++ b/options/locale/locale_zh-CN.ini
@@ -344,6 +344,7 @@ require_error=不能为空。
 alpha_dash_error=应该只包含字母数字、破折号 ('-') 和下划线 ('_') 字符。
 alpha_dash_dot_error=应该只包含字母数字, 破折号 ('-'), 下划线 ('_') 和点 ('. ') 。
 git_ref_name_error=` 必须是格式良好的 git 引用名称。`
+alpha_dash_dot_chinese_error=应该只包含字母数字中文, 破折号 ('-'), 下划线 ('_') 和点 ('. ')
 size_error=长度必须为 %s。
 min_size_error=长度最小为 %s 个字符。
 max_size_error=长度最大为 %s 个字符。
diff --git a/routers/repo/repo.go b/routers/repo/repo.go
index ac132c21a..e20bc7fb3 100644
--- a/routers/repo/repo.go
+++ b/routers/repo/repo.go
@@ -6,6 +6,7 @@
 package repo
 
 import (
+	"code.gitea.io/gitea/modules/validation"
 	"fmt"
 	"net/url"
 	"os"
@@ -556,19 +557,20 @@ func Status(ctx *context.Context) {
 	})
 }
 
-var AlphaDashDotPattern = regexp.MustCompile("[^\\d\\w-_\\.]")
+var repoNamePattern = regexp.MustCompile("^[0-9a-zA-Z\\.\\-_]{1,100}$")
+var repoAliasPattern = regexp.MustCompile("^[\u4e00-\u9fa5\\.\\-_A-Za-z0-9]{1,100}$")
 
 // CheckName returns repository's default name(by given alias)
 func CheckName(ctx *context.Context) {
 	var r = make(map[string]string, 1)
 	q := ctx.Query("q")
 	owner := ctx.Query("owner")
-	if q == "" || owner == "" {
+	if q == "" || owner == "" || len(q) > 100 || !validation.ValidAlphaDashDotChinese(q) {
 		r["name"] = ""
 		ctx.JSON(200, r)
 		return
 	}
-	if !AlphaDashDotPattern.MatchString(q) {
+	if repoNamePattern.MatchString(q) {
 		r["name"] = q
 		ctx.JSON(200, r)
 		return