Rm.1317,No.1,Lane 111,LuXiang Road,Shanghai

Shanghai GRASi, established in 2002, has been being engaged in R&D, production and sales of organic silicone waterproof penetrant agents, and is the most professional enterprise in organic sil...

Hangzhou Silway New Material Technology Co., Ltd. is a high-tech company specializing in the research, development, production and marketing of silicone chemicals. We have been sticking to our commitm...