CEPAI was established in 2008 with the investment of Shanghai Mei Kai You Di Instrument Co., Ltd. which is a national high-tech enterprise. It mainly produces pipeline valves, wellhead valves, wellhead Christmas (gas) trees, control valves, instruments and meters, among which CEPAI’s throttle valves, high-pressure double disc check valves, emergency shut-off valves, eccentric rotary valves.