public override object OnPut(ProductDTO request)
 {
     try
     {
         if (null != request)
         {
             return(ProductBiz.AddProductInfo(request));
         }
         return(ResponseStaticModel.PARAM_ERROR_MODEL);
     }
     catch (Exception ex)
     {
         ResponseStaticModel.SERVER_ERROR_MODEL.ResultEntity = ex.Message;
         return(ResponseStaticModel.SERVER_ERROR_MODEL);
     }
 }