diff --git a/config/config.dev.yaml b/config/config.dev.yaml
index 1007bfe..e945525 100644
--- a/config/config.dev.yaml
+++ b/config/config.dev.yaml
@@ -29,3 +29,8 @@ serve:
     address: "10.0.40.199"
     port: 8602
     ttl: 20
+
+wxMini:
+  appid: "wx1b6ea981a8bafd4e"
+  secret: "e62e0fdf51db0e91dee3a7aba6a9c3ed"
+  envVersion: "release"
\ No newline at end of file
diff --git a/config/config.go b/config/config.go
index 17e398b..0367e45 100644
--- a/config/config.go
+++ b/config/config.go
@@ -5,10 +5,15 @@ import "git.hlsq.asia/mmorpg/service-common/config"
 const path = "./config"
 
 type Config struct {
-	App   *config.AppConfig   `yaml:"app"`
-	Log   *config.LogConfig   `yaml:"log"`
-	DB    *config.DBConfig    `yaml:"db"`
-	Serve *config.ServeConfig `yaml:"serve"`
+	App    *config.AppConfig   `yaml:"app"`
+	Log    *config.LogConfig   `yaml:"log"`
+	DB     *config.DBConfig    `yaml:"db"`
+	Serve  *config.ServeConfig `yaml:"serve"`
+	WxMini *struct {
+		AppID      string `yaml:"appid"`
+		Secret     string `yaml:"secret"`
+		EnvVersion string `yaml:"envVersion"`
+	} `yaml:"wxMini"`
 }
 
 var cfg *Config
diff --git a/config/config.prod.yaml b/config/config.prod.yaml
index 784546a..efc47e2 100644
--- a/config/config.prod.yaml
+++ b/config/config.prod.yaml
@@ -29,3 +29,8 @@ serve:
     address: "172.18.28.0"
     port: 8602
     ttl: 20
+
+wxMini:
+  appid: "wx1b6ea981a8bafd4e"
+  secret: "e62e0fdf51db0e91dee3a7aba6a9c3ed"
+  envVersion: "release"
\ No newline at end of file
diff --git a/go.mod b/go.mod
index 2226b4b..29af1a6 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module git.hlsq.asia/mmorpg/service-user
 go 1.23.1
 
 require (
-	git.hlsq.asia/mmorpg/service-common v0.0.0-20260113014617-7812a3c669d7
+	git.hlsq.asia/mmorpg/service-common v0.0.0-20260113095415-34b2e45e3d50
 	github.com/judwhite/go-svc v1.2.1
 	google.golang.org/grpc v1.71.1
 	gorm.io/gen v0.3.27
diff --git a/go.sum b/go.sum
index 6a84cac..7a6b9fa 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-git.hlsq.asia/mmorpg/service-common v0.0.0-20260113014617-7812a3c669d7 h1:sNZWEsAy4G5HEigdnnIHQ4eqmifN3rDPPApeTG4c4h4=
-git.hlsq.asia/mmorpg/service-common v0.0.0-20260113014617-7812a3c669d7/go.mod h1:xv6m1I2jUA6mudKVznygpnzMoshBQarthHD1QnkW4qc=
+git.hlsq.asia/mmorpg/service-common v0.0.0-20260113095415-34b2e45e3d50 h1:T0JZl2N+HMYRgyifEGFXD2y1MZOuoAS1xjnIg/JLGwM=
+git.hlsq.asia/mmorpg/service-common v0.0.0-20260113095415-34b2e45e3d50/go.mod h1:xv6m1I2jUA6mudKVznygpnzMoshBQarthHD1QnkW4qc=
 github.com/BurntSushi/toml v1.2.0 h1:Rt8g24XnyGTyglgET/PRUNlrUeu9F5L+7FilkXfZgs0=
 github.com/BurntSushi/toml v1.2.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
 github.com/bsm/ginkgo/v2 v2.12.0 h1:Ny8MWAHyOepLGlLKYmXG4IEkioBysk6GpaRTLC8zwWs=
diff --git a/internal/dao/model/users.gen.go b/internal/dao/model/users.gen.go
index 5e0a675..e5905db 100644
--- a/internal/dao/model/users.gen.go
+++ b/internal/dao/model/users.gen.go
@@ -15,13 +15,15 @@ const TableNameUser = "users"
 
 // User mapped from table <users>
 type User struct {
-	ID        uint64         `gorm:"column:id;primaryKey;autoIncrement:true" json:"id"`
-	Sn        string         `gorm:"column:sn;not null;comment:业务唯一编号" json:"sn"` // 业务唯一编号
-	Name      string         `gorm:"column:name;not null" json:"name"`
-	Phone     string         `gorm:"column:phone;not null" json:"phone"`
-	CreatedAt time.Time      `gorm:"column:created_at;not null" json:"created_at"`
-	UpdatedAt time.Time      `gorm:"column:updated_at;not null" json:"updated_at"`
-	DeletedAt gorm.DeletedAt `gorm:"column:deleted_at" json:"deleted_at"`
+	ID           uint64         `gorm:"column:id;primaryKey;autoIncrement:true" json:"id"`
+	Sn           string         `gorm:"column:sn;not null;comment:业务唯一编号" json:"sn"` // 业务唯一编号
+	Name         string         `gorm:"column:name;not null" json:"name"`
+	Phone        string         `gorm:"column:phone" json:"phone"`
+	WxUnionID    string         `gorm:"column:wx_union_id;comment:微信用户唯一标识" json:"wx_union_id"`             // 微信用户唯一标识
+	WxMiniOpenID string         `gorm:"column:wx_mini_open_id;comment:微信小程序的openID" json:"wx_mini_open_id"` // 微信小程序的openID
+	CreatedAt    time.Time      `gorm:"column:created_at;not null" json:"created_at"`
+	UpdatedAt    time.Time      `gorm:"column:updated_at;not null" json:"updated_at"`
+	DeletedAt    gorm.DeletedAt `gorm:"column:deleted_at" json:"deleted_at"`
 }
 
 // TableName User's table name
diff --git a/internal/dao/query/users.gen.go b/internal/dao/query/users.gen.go
index a96bb38..f047106 100644
--- a/internal/dao/query/users.gen.go
+++ b/internal/dao/query/users.gen.go
@@ -31,6 +31,8 @@ func newUser(db *gorm.DB, opts ...gen.DOOption) user {
 	_user.Sn = field.NewString(tableName, "sn")
 	_user.Name = field.NewString(tableName, "name")
 	_user.Phone = field.NewString(tableName, "phone")
+	_user.WxUnionID = field.NewString(tableName, "wx_union_id")
+	_user.WxMiniOpenID = field.NewString(tableName, "wx_mini_open_id")
 	_user.CreatedAt = field.NewTime(tableName, "created_at")
 	_user.UpdatedAt = field.NewTime(tableName, "updated_at")
 	_user.DeletedAt = field.NewField(tableName, "deleted_at")
@@ -43,14 +45,16 @@ func newUser(db *gorm.DB, opts ...gen.DOOption) user {
 type user struct {
 	userDo userDo
 
-	ALL       field.Asterisk
-	ID        field.Uint64
-	Sn        field.String // 业务唯一编号
-	Name      field.String
-	Phone     field.String
-	CreatedAt field.Time
-	UpdatedAt field.Time
-	DeletedAt field.Field
+	ALL          field.Asterisk
+	ID           field.Uint64
+	Sn           field.String // 业务唯一编号
+	Name         field.String
+	Phone        field.String
+	WxUnionID    field.String // 微信用户唯一标识
+	WxMiniOpenID field.String // 微信小程序的openID
+	CreatedAt    field.Time
+	UpdatedAt    field.Time
+	DeletedAt    field.Field
 
 	fieldMap map[string]field.Expr
 }
@@ -71,6 +75,8 @@ func (u *user) updateTableName(table string) *user {
 	u.Sn = field.NewString(table, "sn")
 	u.Name = field.NewString(table, "name")
 	u.Phone = field.NewString(table, "phone")
+	u.WxUnionID = field.NewString(table, "wx_union_id")
+	u.WxMiniOpenID = field.NewString(table, "wx_mini_open_id")
 	u.CreatedAt = field.NewTime(table, "created_at")
 	u.UpdatedAt = field.NewTime(table, "updated_at")
 	u.DeletedAt = field.NewField(table, "deleted_at")
@@ -98,11 +104,13 @@ func (u *user) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
 }
 
 func (u *user) fillFieldMap() {
-	u.fieldMap = make(map[string]field.Expr, 7)
+	u.fieldMap = make(map[string]field.Expr, 9)
 	u.fieldMap["id"] = u.ID
 	u.fieldMap["sn"] = u.Sn
 	u.fieldMap["name"] = u.Name
 	u.fieldMap["phone"] = u.Phone
+	u.fieldMap["wx_union_id"] = u.WxUnionID
+	u.fieldMap["wx_mini_open_id"] = u.WxMiniOpenID
 	u.fieldMap["created_at"] = u.CreatedAt
 	u.fieldMap["updated_at"] = u.UpdatedAt
 	u.fieldMap["deleted_at"] = u.DeletedAt
diff --git a/internal/dao/repository/users.go b/internal/dao/repository/users.go
index d8aa2f8..aab8799 100644
--- a/internal/dao/repository/users.go
+++ b/internal/dao/repository/users.go
@@ -82,3 +82,18 @@ func (d *UserDao) FindByPhone(phone string) (*model.User, error) {
 	}
 	return first, nil
 }
+
+// FindByWxUnionIDOrOpenID 通过微信unionID或openID查找用户
+func (d *UserDao) FindByWxUnionIDOrOpenID(unionID, openID string) (*model.User, error) {
+	q := d.query.User.WithContext(d.ctx)
+	if unionID != "" {
+		q = q.Where(d.query.User.WxUnionID.Eq(unionID))
+	} else {
+		q = q.Where(d.query.User.WxMiniOpenID.Eq(openID))
+	}
+	first, err := q.First()
+	if err != nil {
+		return nil, err
+	}
+	return first, nil
+}
diff --git a/internal/grpc_server/server/server.go b/internal/grpc_server/server/server.go
index eedc68e..b7dc877 100644
--- a/internal/grpc_server/server/server.go
+++ b/internal/grpc_server/server/server.go
@@ -10,10 +10,11 @@ import (
 	"git.hlsq.asia/mmorpg/service-common/utils"
 	"git.hlsq.asia/mmorpg/service-user/internal/dao/model"
 	"git.hlsq.asia/mmorpg/service-user/internal/dao/repository"
+	"git.hlsq.asia/mmorpg/service-user/internal/wechat"
 	"gorm.io/gorm"
 )
 
-func (s *Server) Login(ctx context.Context, req *grpc_pb.LoginReq) (*grpc_pb.LoginResp, error) {
+func (s *Server) PhoneLogin(ctx context.Context, req *grpc_pb.PhoneLoginReq) (*grpc_pb.PhoneLoginResp, error) {
 	userDao := repository.NewUserDao(ctx, redis.GetCacheClient())
 	user, err := userDao.FindByPhone(req.Phone)
 	if err != nil {
@@ -30,7 +31,35 @@ func (s *Server) Login(ctx context.Context, req *grpc_pb.LoginReq) (*grpc_pb.Log
 		}
 	}
 
-	return &grpc_pb.LoginResp{
+	return &grpc_pb.PhoneLoginResp{
+		USN:  user.Sn,
+		Name: user.Name,
+	}, nil
+}
+
+func (s *Server) WxMiniLogin(ctx context.Context, req *grpc_pb.WxMiniLoginReq) (*grpc_pb.WxMiniLoginResp, error) {
+	session, err := wechat.MiniCode2Session(req.Code)
+	if err != nil {
+		return nil, err
+	}
+	userDao := repository.NewUserDao(ctx, redis.GetCacheClient())
+	user, err := userDao.FindByWxUnionIDOrOpenID(session.UnionID, session.OpenID)
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			if user, err = userDao.Create(&model.User{
+				WxUnionID:    session.UnionID,
+				WxMiniOpenID: session.OpenID,
+			}); err != nil {
+				return nil, err
+			}
+			user.Name = fmt.Sprintf("user_%v", user.Sn)
+			_ = userDao.Updates(user)
+		} else {
+			return nil, err
+		}
+	}
+
+	return &grpc_pb.WxMiniLoginResp{
 		USN:  user.Sn,
 		Name: user.Name,
 	}, nil
diff --git a/internal/wechat/mini.go b/internal/wechat/mini.go
new file mode 100644
index 0000000..09fd59b
--- /dev/null
+++ b/internal/wechat/mini.go
@@ -0,0 +1,29 @@
+package wechat
+
+import (
+	"errors"
+	"git.hlsq.asia/mmorpg/service-common/log"
+	"git.hlsq.asia/mmorpg/service-user/config"
+	"net/http"
+	"net/url"
+)
+
+// MiniCode2Session 根据code获取openID
+func MiniCode2Session(code string) (*Code2SessionResp, error) {
+	values := &url.Values{}
+	values.Set("appid", config.Get().WxMini.AppID)
+	values.Set("secret", config.Get().WxMini.Secret)
+	values.Set("js_code", code)
+	values.Set("grant_type", "authorization_code")
+
+	resp := &Code2SessionResp{}
+	err := RequestWechatMini("/sns/jscode2session", http.MethodGet, values, nil, resp)
+	if err != nil {
+		return nil, err
+	}
+	if resp.ErrCode != ErrorCodeOK {
+		log.Errorf("[WechatMini] MiniCode2Session err: response.Code = %v, msg: %v, req: %v", resp.ErrCode, resp.ErrMsg, values.Encode())
+		return nil, errors.New(resp.ErrMsg)
+	}
+	return resp, nil
+}
diff --git a/internal/wechat/response.go b/internal/wechat/response.go
new file mode 100644
index 0000000..be8153a
--- /dev/null
+++ b/internal/wechat/response.go
@@ -0,0 +1,54 @@
+package wechat
+
+type ResponseBase struct {
+	ErrCode int32  `json:"errcode"`
+	ErrMsg  string `json:"errmsg"`
+}
+
+type GetAccessTokenResp struct {
+	ResponseBase
+	AccessToken  string `json:"access_token"`
+	ExpiresIn    int32  `json:"expires_in"`
+	RefreshToken string `json:"refresh_token"`
+	OpenID       string `json:"openid"`
+	Scope        string `json:"scope"`
+	UnionID      string `json:"unionid"`
+}
+
+type GetUserInfoResp struct {
+	ResponseBase
+	NickName   string `json:"nickname"`
+	HeadImgURL string `json:"headimgurl"`
+	UnionID    string `json:"unionid"`
+}
+
+type Code2SessionResp struct {
+	ResponseBase
+	OpenID  string `json:"openid"`
+	UnionID string `json:"unionid"`
+}
+
+type GetUserPhoneNumberResp struct {
+	ResponseBase
+	PhoneInfo *struct {
+		CountryCode     string `json:"countryCode"`
+		PurePhoneNumber string `json:"purePhoneNumber"`
+	} `json:"phone_info"`
+}
+
+type GenerateSchemeResp struct {
+	ResponseBase
+	OpenLink string `json:"openlink"`
+}
+
+type GenerateURLLinkReq struct {
+	Path       string `json:"path"`        // 小程序页面路径
+	Query      string `json:"query"`       // 参数
+	ExpireTime int64  `json:"expire_time"` // 失效间隔时间
+	EnvVersion string `json:"env_version"` // 版本
+}
+
+type GenerateURLLinkResp struct {
+	ResponseBase
+	UrlLink string `json:"url_link"`
+}
diff --git a/internal/wechat/service.go b/internal/wechat/service.go
new file mode 100644
index 0000000..3389a5d
--- /dev/null
+++ b/internal/wechat/service.go
@@ -0,0 +1,58 @@
+package wechat
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"git.hlsq.asia/mmorpg/service-common/log"
+	"io"
+	"net/http"
+	"net/url"
+	"time"
+)
+
+type ErrorCode int32
+
+const (
+	ErrorCodeOK = 0
+)
+
+func RequestWechatMini(path string, method string, params *url.Values, values []byte, response any) error {
+	u := &url.URL{}
+	u.Scheme = "https"
+	u.Host = "api.weixin.qq.com"
+	u.Path = path
+
+	client := &http.Client{Timeout: 10 * time.Second}
+	if params != nil {
+		u.RawQuery = params.Encode()
+	}
+	var resp *http.Response
+	var err error
+	if method == http.MethodGet {
+		resp, err = client.Get(u.String())
+	} else {
+		resp, err = client.Post(u.String(), "application/json", bytes.NewBuffer(values))
+	}
+	if err != nil {
+		log.Errorf("[WechatMini] %v err: %v", path, err)
+		return err
+	}
+	if resp.StatusCode != http.StatusOK {
+		log.Errorf("[WechatMini] %v err: resp.StatusCode = %v", path, resp.StatusCode)
+		return errors.New(resp.Status)
+	}
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		log.Errorf("[WechatMini] %v err: %v", path, err)
+		return err
+	}
+	err = json.Unmarshal(body, response)
+	if err != nil {
+		log.Errorf("[WechatMini] %v err: %v", path, err)
+		return err
+	}
+
+	return nil
+}