Hunan Sheng en Automation Equipment Co., Ltd. ( Sheng en sensor ) is registered by the Changsha Municipal Industrial and Commercial Bureau has an independent legal entity . Consecutive years as the contract Shou credibility of the general taxpayer . Companies engaged in the research design of the sensor automation equipment , production and sales. Products are mainly used in the fields of electricity, water conservancy, metallurgy , chemicals, pharmaceuticals , engineering machinery , environmental protection , water , beverage, food processing , especially in hydropower projects more professional , there are more than 60 power plants to our products , good quality and good service are our characteristics. Representative plants are: the Three Gorges, Gezhouba , small waves islet , JIANGYA large monastery , Leiyang , Liyujiang , Chenjiangkou , East River , Long River Hydropower Station . The company has a number of highly qualified technical personnel, the mid- 1990s, when we first entered the field of modern sensors , to promote American IC, Switzerland KELLER sensors, sensor instrumentation in the field of in-depth research . The main products 1 , Sensor: pressure, level , pressure , flow, temperature , power , ultrasonic , radar, radio frequency capacitors. 2 , power series : solenoid valve, self-sustaining valve, automatic control valves, flow signal and so on. 3 , Smart Meter Series: intelligent digital controller , PID dual loop controller , mul