Shanghai ChangAi Electronic Technology Co., Ltd. is a high-tech enterprise in Shanghai, a member of the National Gas Standardization Technical Committee, a member of the gas sub Technical Committee of the national semiconductor equipment and material Standardization Technical Committee, and a vice chairman unit of the gas analysis technology and instrument equipment professional committee of China Industrial Gas Association.

"ChangAi" was founded in October 2004. It is mainly engaged in the research, development and production of sensors, secondary instruments and systems engineering with the world's leading level. It is a scientific and technological instrument manufacturer with scientific and technological personnel as the main body. Since its establishment, the company has gone through the research and development stage of high-tech new products in the way of high investment, high risk and rapid growth in just a few years, and has rapidly stepped into the industrialization stage of high-tech high output and high efficiency, which is a growth enterprise of electronic information technology type in Shanghai. The company strictly in accordance with ISO9001 international standard quality system design, development, production, installation and service quality assurance scale management.

The company has undertaken a number of national and Shanghai Science and technology projects such as national innovation fund, key new product plan, torch plan, achievement transformation, etc.