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