It was founded in 2009, which is one of the leading valve manufacturers in China. After more than ten years of innovation development, nowdays it has three manufacturing bases, more than 10 professional collaboration factories as one whole, total covering 65000 square meters, over 200 staffs which including 15 senior engineers and 30 inspectors, and 500 sets of precise equipments.
Welco specializes research & design, foundry, production, sales & service of ball valve, gate valve, globe valve, check valve, butterfly valve, power-station valves, and other special non-standard valves, covering hundreds of types of valves, thousands of specifications.
Now we have been assessed as a national high-tech enterprises, Yongjia valve characteristic industrial enterprises, research and development department has been identified as provincial technical center by the 20 national patents. We now hold Norway DNV of IS09001 quality system certification, API-6D & API 609 certification, CE certification, IS014001 environmental management system certification, the OHSAS18001 occupational health management system certification, the General Administration of Quality Supervision, Inspection and Quarantine "AZ" logo certification.