Which is the patent of Shang Hui membrane?

Chongqing Shanghui Science and Technology Development Group Co., Ltd. According to the inquiry, Ada Enterprise shows. Shang Hui membrane is a product developed by Chongqing Shanghui Technology Development Group Co., Ltd., and applied for a patent for membrane products in Shang Hui. The business scope of Chongqing Shanghui Technology Development Group Co., Ltd. includes construction engineering survey, surveying and mapping services, construction engineering survey, surveying and mapping services, intelligent building construction, etc.