http://www.jimaiactuator.com/ Air Actuator Valve types Our History Our company has more than 20 years experiences in manufacturing pneumatic and electric valve actuators, actuated ball valve and butterfly valve etc. After expanding as one of the biggest factories in China and becoming famous in Domestic markets, our company starts promoting our main products in foreign markets. We are committed to keep innovation and improve on quality of our products every year from equipment and labor side. Our Factory ZHEJIANG JIMAI AUTO-TECH CO,.LTD is a China manufacturer specialize in valve automation and flow control, integrating R&