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