private void ThumbnailOssPutObject(string bucketName, string imageName, byte[] images, OssClient ossClient)
{
string graphFileName = string.Format("graph_{0}", imageName);
byte[] listGraphSizeByte = ThumbnailHelper.MakeThumbnail(ThumbnailHelper.ReturnPhoto(images), "", 200, 200, "Cut");
var objStream = new MemoryStream(listGraphSizeByte);
ossClient.PutObject(config.Bucket, graphFileName, objStream);
objStream.Close();
}