Dragonso (Tianjin) International Trade Inc is the subordinate enterprise of Soprema group which is the famous supplier of waterproofing building system. Registered in Tianjin Free Trade Zone and located in the world's fifth largest harbor- Tianjin, Dragonso is specializing in wholesale, import and export of building materials, chemicals, plastics, minerals and hardware.



Being purchasing and exporting representative, we are a general trading company with our rich resources of orders and ...