All our grooved fitting ,rigid coupling ,flexible coupling  ,elbow,flange ect are already get the CE ,UL ,UCL ,FM CERTIFICATE ,at the same time all the products are past the ISO9001 QUANLITY SYSTEM .

There are many size from 3"-16",100TONG BRAND

WE GUARANTEE THE QUANLITY ,I AM SURE WE CAN HELP YOU HAVE A GOOD SALES AND  WORK WITH YOU TOGETHER . WE ARE READY TO SERVICE FOR YOU ALL THE TIME .


Any question of the products you can tell us .