About YOY Valve Group
YOY Valve Group Co., Ltd. was established in 1984 and has grown into a leading manufacturer and supplier of pressure safety valves in China. With an industrial park covering 90,000 square meters and a registered capital of 101 million yuan, we are equipped with over 500 sets of advanced machinery including intelligent machining centers, CNC lathes, and oversized vertical lathes with a maximum diameter of 3.5 meters.
In 2018 alone, our production output reached 250,000 sets of safety valves. We maintain rigorous quality control with specialized equipment for physical and chemical testing, non-destructive testing, spectral analysis, heat treatment, and full performance testing of safety valves.
40+
Years of Experience
250K+
Valves Produced (2018)
90K
m² Industrial Park
500+
Machinery Units
