Shanghai ChangAi Electronic Technology Co., Ltd.   

Chang AI Electronic Technology Co., Ltd. is mainly engaged in the research, development and production of sensors with the leading level in the world and its two instruments and systems engineering. 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 a few years with high investment, high risk and rapid growth. It has quickly stepped into the industrialization stage of high technology, high yield and high efficiency, and is a growing enterprise of electronic information technology in Shanghai. The company strictly manages the scale of quality assurance in accordance with ISO9001 international standard quality system design, development, production, installation and service. The analytical instruments developed by the company are widely used in China: Series dew point apparatus, series of trace oxygen analyzers, constant oxygen analyzers, high purity oxygen analyzers, multifunctional oxygen purity analyzers, portable micro oxygen analyzers, series nitrogen purity analyzers and oxygen analyzers for background gas hydrogen environment detection. In 2004, the company developed and developed dew point analyzer which can work at 500 degree high temperature. The high temperature humidity meter has met the special requirements of paper, wood processing, building materials, chemical industry and other industrial fields.