Main products are soft seal gate valves,new type the next generation locked valves,leak stopper,flange type two join-three direct links,water meter flexible filter,flexiblity unions malleable,soft flexibility expansion pipe,vertical connecting pipe,water diversion lip, fastener anti theft well lid, water power control valves,check valves,air release valves,ductile iron pipe and etc series products,widely used in all kinds of pipeline and device for the business of tap water,drainage,coal,gas,fire control, chemical,mine,railway.