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