diff --git a/ossx/ossx.go b/ossx/ossx.go
index a107fc0..6f0e4ae 100644
--- a/ossx/ossx.go
+++ b/ossx/ossx.go
@@ -8,7 +8,7 @@ import (
 	"github.com/aliyun/aliyun-oss-go-sdk/oss"
 )
 
-type ossx struct {
+type Ossx struct {
 	endPoint        string
 	accessKeyId     string
 	accessKeySecret string
@@ -17,7 +17,7 @@ type ossx struct {
 	bucket          *oss.Bucket
 }
 
-func NewOssx(endPoint string, accessKeyId string, accessKeySecret string, bucketName string) (*ossx, error) {
+func NewOssx(endPoint string, accessKeyId string, accessKeySecret string, bucketName string) (*Ossx, error) {
 	client, err := oss.New(endPoint, accessKeyId, accessKeySecret)
 	if err != nil {
 		return nil, err
@@ -28,7 +28,7 @@ func NewOssx(endPoint string, accessKeyId string, accessKeySecret string, bucket
 		return nil, err
 	}
 
-	return &ossx{
+	return &Ossx{
 		endPoint:        endPoint,
 		accessKeyId:     accessKeyId,
 		accessKeySecret: accessKeySecret,
@@ -39,7 +39,7 @@ func NewOssx(endPoint string, accessKeyId string, accessKeySecret string, bucket
 }
 
 // 上传文件
-func (l *ossx) UploadByPath(objectKey string, filePath string) error {
+func (l *Ossx) UploadByPath(objectKey string, filePath string) error {
 	// 替换
 	objectKey = strings.ReplaceAll(objectKey, `\`, `/`)
 
@@ -52,7 +52,7 @@ func (l *ossx) UploadByPath(objectKey string, filePath string) error {
 }
 
 // 下载文件
-func (l *ossx) GetObjectToByte(objectKey string) ([]byte, error) {
+func (l *Ossx) GetObjectToByte(objectKey string) ([]byte, error) {
 	// 替换
 	objectKey = strings.ReplaceAll(objectKey, `\`, `/`)
 
@@ -68,7 +68,7 @@ func (l *ossx) GetObjectToByte(objectKey string) ([]byte, error) {
 }
 
 // 分片上传
-func (l *ossx) UploadByPathMultipart(objectKey string, filePath string) error {
+func (l *Ossx) UploadByPathMultipart(objectKey string, filePath string) error {
 	// 替换
 	objectKey = strings.ReplaceAll(objectKey, `\`, `/`)
 
@@ -82,14 +82,14 @@ func (l *ossx) UploadByPathMultipart(objectKey string, filePath string) error {
 }
 
 // 上传文件
-func (l *ossx) UploadByByte(objectKey string, body []byte) error {
+func (l *Ossx) UploadByByte(objectKey string, body []byte) error {
 	objectKey = strings.ReplaceAll(objectKey, `\`, `/`)
 
 	return l.bucket.PutObject(objectKey, strings.NewReader(string(body)))
 }
 
 // 获取远端MD5
-func (l *ossx) GetObjectMd5(objectKey string) (string, error) {
+func (l *Ossx) GetObjectMd5(objectKey string) (string, error) {
 	props, err := l.bucket.GetObjectDetailedMeta(objectKey)
 	if err != nil {
 		return "", err
diff --git a/smsx/smsx.go b/smsx/smsx.go
index d7e1e09..0908af0 100644
--- a/smsx/smsx.go
+++ b/smsx/smsx.go
@@ -7,21 +7,24 @@ import (
 	"github.com/aliyun/alibaba-cloud-sdk-go/services/dysmsapi"
 )
 
-type sms struct {
+type Sms struct {
 	endPoint        string
 	accessKeyId     string
 	accessKeySecret string
 }
 
-func NewSms(endPoint string, accessKeyId string, accessKeySecret string) *sms {
-	return &sms{
+func NewSms(endPoint string, accessKeyId string, accessKeySecret string) *Sms {
+	if endPoint == "" {
+		endPoint = "dysmsapi.aliyuncs.com"
+	}
+	return &Sms{
 		endPoint:        endPoint,
 		accessKeyId:     accessKeyId,
 		accessKeySecret: accessKeySecret,
 	}
 }
 
-func (s *sms) Send(phone, signName, templateCode string, params map[string]interface{}) error {
+func (s *Sms) Send(phone, signName, templateCode string, params map[string]interface{}) error {
 	client, err := dysmsapi.NewClientWithAccessKey(s.endPoint, s.accessKeyId, s.accessKeySecret)
 	if err != nil {
 		return err