diff --git a/consts/errorcode/error_code.go b/consts/errorcode/error_code.go
index fc9e00c..984ca9c 100644
--- a/consts/errorcode/error_code.go
+++ b/consts/errorcode/error_code.go
@@ -4,6 +4,7 @@ const (
 	OK              = "OK"
 	OperationFailed = "OperationFailed"
 	DataNotFound    = "DataNotFound"
+	DataExists      = "DataExists"
 	BadArgument     = "BadArgument"
 	TaskNotFound    = "TaskNotFound"
 )
diff --git a/sdks/storage/cdsapi/object.go b/sdks/storage/cdsapi/object.go
index 1f37c16..a6708f9 100644
--- a/sdks/storage/cdsapi/object.go
+++ b/sdks/storage/cdsapi/object.go
@@ -28,9 +28,10 @@ func (c *Client) Object() *ObjectService {
 const ObjectListPath = "/object/list"
 
 type ObjectList struct {
-	UserID     cdssdk.UserID    `form:"userID" binding:"required"`
-	PackageID  cdssdk.PackageID `form:"packageID" binding:"required"`
-	PathPrefix string           `form:"pathPrefix" binding:"required"`
+	UserID    cdssdk.UserID    `form:"userID" binding:"required"`
+	PackageID cdssdk.PackageID `form:"packageID" binding:"required"`
+	Path      string           `form:"path" binding:"required"`
+	IsPrefix  bool             `form:"isPrefix"`
 }
 type ObjectListResp struct {
 	Objects []cdssdk.Object `json:"objects"`
@@ -178,6 +179,51 @@ func (c *ObjectService) Download(req ObjectDownload) (*DownloadingObject, error)
 	}, nil
 }
 
+const ObjectDownloadByPathPath = "/object/downloadByPath"
+
+type ObjectDownloadByPath struct {
+	UserID    cdssdk.UserID    `form:"userID" json:"userID" binding:"required"`
+	PackageID cdssdk.PackageID `form:"packageID" json:"packageID" binding:"required"`
+	Path      string           `form:"path" json:"path" binding:"required"`
+	Offset    int64            `form:"offset" json:"offset,omitempty"`
+	Length    *int64           `form:"length" json:"length,omitempty"`
+}
+
+func (c *ObjectService) DownloadByPath(req ObjectDownloadByPath) (*DownloadingObject, error) {
+	url, err := url.JoinPath(c.baseURL, ObjectDownloadByPathPath)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := http2.GetJSON(url, http2.RequestParam{
+		Query: req,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	contType := resp.Header.Get("Content-Type")
+
+	if strings.Contains(contType, http2.ContentTypeJSON) {
+		var codeResp response[any]
+		if err := serder.JSONToObjectStream(resp.Body, &codeResp); err != nil {
+			return nil, fmt.Errorf("parsing response: %w", err)
+		}
+
+		return nil, codeResp.ToError()
+	}
+
+	_, params, err := mime.ParseMediaType(resp.Header.Get("Content-Disposition"))
+	if err != nil {
+		return nil, fmt.Errorf("parsing content disposition: %w", err)
+	}
+
+	return &DownloadingObject{
+		Path: params["filename"],
+		File: resp.Body,
+	}, nil
+}
+
 const ObjectUpdateInfoPath = "/object/updateInfo"
 
 type UpdatingObject struct {
@@ -223,6 +269,42 @@ func (c *ObjectService) UpdateInfo(req ObjectUpdateInfo) (*ObjectUpdateInfoResp,
 	return nil, jsonResp.ToError()
 }
 
+const ObjectUpdateInfoByPathPath = "/object/updateInfoByPath"
+
+type ObjectUpdateInfoByPath struct {
+	UserID     cdssdk.UserID    `json:"userID" binding:"required"`
+	PackageID  cdssdk.PackageID `json:"packageID" binding:"required"`
+	Path       string           `json:"path" binding:"required"`
+	UpdateTime time.Time        `json:"updateTime" binding:"required"`
+}
+
+type ObjectUpdateInfoByPathResp struct{}
+
+func (c *ObjectService) UpdateInfoByPath(req ObjectUpdateInfoByPath) (*ObjectUpdateInfoByPathResp, error) {
+	url, err := url.JoinPath(c.baseURL, ObjectUpdateInfoByPathPath)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := http2.PostJSON(url, http2.RequestParam{
+		Body: req,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	jsonResp, err := ParseJSONResponse[response[ObjectUpdateInfoByPathResp]](resp)
+	if err != nil {
+		return nil, err
+	}
+
+	if jsonResp.Code == errorcode.OK {
+		return &jsonResp.Data, nil
+	}
+
+	return nil, jsonResp.ToError()
+}
+
 const ObjectMovePath = "/object/move"
 
 type MovingObject struct {
@@ -304,6 +386,40 @@ func (c *ObjectService) Delete(req ObjectDelete) error {
 	return jsonResp.ToError()
 }
 
+const ObjectDeleteByPathPath = "/object/deleteByPath"
+
+type ObjectDeleteByPath struct {
+	UserID    cdssdk.UserID    `json:"userID" binding:"required"`
+	PackageID cdssdk.PackageID `json:"packageID" binding:"required"`
+	Path      string           `json:"path" binding:"required"`
+}
+type ObjectDeleteByPathResp struct{}
+
+func (c *ObjectService) DeleteByPath(req ObjectDeleteByPath) error {
+	url, err := url.JoinPath(c.baseURL, ObjectDeleteByPathPath)
+	if err != nil {
+		return err
+	}
+
+	resp, err := http2.PostJSON(url, http2.RequestParam{
+		Body: req,
+	})
+	if err != nil {
+		return err
+	}
+
+	jsonResp, err := ParseJSONResponse[response[ObjectDeleteByPathResp]](resp)
+	if err != nil {
+		return err
+	}
+
+	if jsonResp.Code == errorcode.OK {
+		return nil
+	}
+
+	return jsonResp.ToError()
+}
+
 const ObjectGetPackageObjectsPath = "/object/getPackageObjects"
 
 type ObjectGetPackageObjects struct {