diff --git a/example/object/get.go b/example/object/get.go
index e43a430..e845e45 100644
--- a/example/object/get.go
+++ b/example/object/get.go
@@ -26,7 +26,7 @@ func main() {
 				RequestHeader:  true,
 				RequestBody:    true,
 				ResponseHeader: true,
-				ResponseBody:   true,
+				ResponseBody:   false,
 			},
 		},
 	})
diff --git a/example/object/put.go b/example/object/put.go
index 6952b9c..8fd5839 100644
--- a/example/object/put.go
+++ b/example/object/put.go
@@ -20,8 +20,9 @@ func main() {
 			SecretID:  os.Getenv("COS_SECRETID"),
 			SecretKey: os.Getenv("COS_SECRETKEY"),
 			Transport: &debug.DebugRequestTransport{
-				RequestHeader:  true,
-				RequestBody:    true,
+				RequestHeader: true,
+				// Notice when put a large file and set need the request body, might happend out of memory error.
+				RequestBody:    false,
 				ResponseHeader: true,
 				ResponseBody:   true,
 			},
@@ -54,4 +55,10 @@ func main() {
 		panic(err)
 	}
 
+	// Case3 put object by local file path
+	_, err = c.Object.PutFromFile(context.Background(), name, "./test", nil)
+	if err != nil {
+		panic(err)
+	}
+
 }
diff --git a/object.go b/object.go
index 555bdee..791960f 100644
--- a/object.go
+++ b/object.go
@@ -105,17 +105,17 @@ func (s *ObjectService) Put(ctx context.Context, name string, r io.Reader, opt *
 	return resp, err
 }
 
-// TODO Not Suggest use for now, need to improve
 // PutFromFile put object from local file
-// func (s *ObjectService) PutFromFile(ctx context.Context, name string, filePath string, opt *ObjectPutOptions) (*Response, error) {
-// 	fd, err := os.Open(filePath)
-// 	if err != nil {
-// 		return nil, err
-// 	}
-// 	defer fd.Close()
+// Notice that when use this put large file need set non-body of debug req/resp, otherwise will out of memory
+func (s *ObjectService) PutFromFile(ctx context.Context, name string, filePath string, opt *ObjectPutOptions) (*Response, error) {
+	fd, err := os.Open(filePath)
+	if err != nil {
+		return nil, err
+	}
+	defer fd.Close()
 
-// 	return s.Put(ctx, name, fd, opt)
-// }
+	return s.Put(ctx, name, fd, opt)
+}
 
 // ObjectCopyHeaderOptions is the head option of the Copy
 type ObjectCopyHeaderOptions struct {