Profile: Voson Valve Mfg. Co., Ltd. is a manufacturer of valve products. We are specialized in hot die forging, accurate casting, heat treating, machining and assembling. Our products include forged steel gate, globe, check, bellow sealed, cryogenic and ball valves & strainers. All our products are manufactured as per international standards such as ISO, API, ANSI, DIN and BS. We are fully equipped with plasma process welding machine, auto-gas shield welding, over locking vacuum heat treatment equipment, ball numerical control, high-efficient valve process machine, physical-chemical testing, Y-flaw inspection, ultrasonic wave inspection and magnetic powder inspection equipment. Our valves are widely used in industries such as petroleum, natural gas, petrochemical, metallurgy, chemical, papermaking, medicine, food and electricity.