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