Welded/ Seamless PIPE:
Fujiang Tsingco Piping Technology co..Ltd(TENGQI)
SS and super duplex Seamless Pipe:
Zhejiang Tsingco Piping Technology Co.,Ltd
ZHEJIANG YONGSHANG SPECIAL MATERIAL CO.,LTD
Pipe Fitting And Flange:
Wenzhou Guotai Pipe Fitting Manufacturing Co.,ltd
Valve and Fitting:
Wenzhou Hongte Fulid Equipment Co.,Ltd