Yichang Kaixiang Chemical Co., Ltd

It is a professional molecular sieve template supplier and technical service provider. All kinds of new template agents, special fine chemicals, etc. Our main customers focus on MTO catalysts for coal chemical industry and automobile exhaust purifica

Zhejiang Ruidesen Machinery Co., Ltd. is a professional company specializing in the development, manufacturing, and sales of transmission equipment. The main products produced are: R series helical gear hard tooth surface reducers, S series helical g