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