Zhejiang Shuanghua Valve Technology Co., Ltd. specializes in the production and sales of high-temperature and high-pressure power station valves, American standard series valves, and general-purpose valves. Our products are designed and manufactured in accordance with standards such as GB, JB, ANSI, API, BS, JIS, and DIN. The driving modes include manual, electric, pneumatic, hydraulic, electro-hydraulic linkage, and spur and bevel gear drives. The nominal diameters range from DN10 to DN2000mm