The Big size Butterfly Valves are ready! Beautiful appearance and Good quality.

TWS Valve’s core products include resilient butterfly valve, gate valve,check valve,Y strainer,balancing valve,air releasing valve, backflow preventer,etc,and all products conform to international Valve’s quality system is strictly certfified by ISO 9001,most products have approval of CE,WARS, As the quality is high quality ,price competitive, and service professional, our products have been exported to Europe,North Amercia,Soth Amercia,Southeast Asia,etc. Email: info@ Telephone: 86 022 25217878 Fax: 86 022 25219878 Skype: twswaterseal web: