吴中SOP for plate flat welding flange
吴中Blind flange bl
吴中Threaded flange tr
吴中Flat welding flange with neck
吴中Neck butt welding flange
Add: B3 Workshop, Jinze town industrial zone,Qingpu,Shanghai
Tel: 021-59261579
Email: panhy@sh-wakamatsu.com
