CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.
We are leading manufacturer of CDS and HFS pipes and Tubes.
—— Mr.Wang from SINOPEC
—— Mr.Sanjay Bajaj
—— Mr.Thomas BIttig
Contact Person: Ms. Brenda
Tel: 86-519-83830661
Fax: 86-519-83830662
WE CHAT: 86-15961201155