Zhejiang KGSY Intelligent Technology Co., Ltd. is a professional and high-tech manufacturer of valve intelligent control accessories. The independently developed and manufactured products main include valve limit switch box (position monitoring indicator), solenoid valve, air filter, pneumatic actuator, valve positioner, pneumatic ball valve etc, which are widely used in petroleum, chemical industry, natural gas, power, metallurgy, paper-making, foodstuff, pharmaceutical, water treatment etc.