Zhengzhou Wolf trading company located in zhengzhou city Henan province and is specialized in manufacturing and exporting all kinds of products,our main product is rubber joint?expansion joint,transmission joint,compensator,silica ball stone,silica lining board,alumina ball,alumina bricks,ceramic tube,bentonite,silica powder.feldspar powder,Anionic Polyacrylamide(APAM), Cationic Polyacrylamide(CPAM),Polyaluminium Chloride(PAC),Polyaluminium Ferric Chloride(PAFC), Basic Aluminium Chloride(BAC),Polymeric Ferric Sulfate(PFS), Ferrous Sulfate,etc.With an experienced and professional team,we have exported our products to many countries and regions all over the world.Our products enjoy a good reputation among our customers.We welcome customers,business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.