The brand of Tianjin Wanrong Chemical Industry Company.

According to the query brand website, 303 putty is a well-known (famous) putty powder brand of Tianjin Wanrong Chemical Industry Company, a famous trademark in Tianjin, a governing unit of the China Building Decoration Association, and an outstanding enterprise in Tianjin. The company's business scope is carboxymethyl cellulose, adhesives, coating manufacturing and processing, etc.