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