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Established in 1974, Beijing Institute of Opto-Electronic Technology is not only one of the key research institutes in Beijing, but also is a national high-tech enterprise. 

It is the vice chairman member of China Optics and Optoelectronics Manufactures Association (COEMA): home to Beijing Optical Society.


Located at the original site of elegant Sino-French Institute, the institute is affiliated to Beijing Instrument Industry Group Co.,Ltd, which has more than 60,000 staff and most of them are high technicians.


It is mainly engaged in the research and development and production about application of laser and photonics technology. About one hundred Scientific and Technological Advances Awards and one thousand patents were granted.


Division of Laser Engineering Instruments 
Division of Laser Engineering Instruments of BIOET is mainly engaged in the research, production and sales of bridge deflection detector, laser tunnel section detector and non-destructive testing products. Bridge deflection detector and laser tunnel section detector are our Division’s main products based on many years of research and development. Both of the two are pioneer products at home and abroad and have been included into the necessary equipment list of ministerial standard of Ministry of Railways and Class A qualification of Ministry of Transport. Moreover, a number of key technologies, such as multi-point deflection detector, tunnel clearance fast measuring device, and crack depth measuring device have obtained national patent.


Our products are widely used in roads, bridges, irrigation, municipal and construction engineering inspection fields by China Academy of Railway Sciences, Highway Division of Ministry of Transport, Railway Construction Research Institute, Shijiazhuang Railway Institute, Southwest Jiaotong University, Beijing Jiaotong University, Tianjin Port Engineering Institute Ltd. of CCCCC First Harbor Engineering Company Ltd., the Railway Bureaus’ specialized bridge inspection teams, highway inspection stations, and hundreds of professional testing units. The products are successfully applied to the 350km/h load test of Beijing-Tianjin High-Speed Rail, the National 60th anniversary of the railway assurance test, and the tests of Wuhan and Nanjing Yangtze River Bridge.

We hope to be your most reliable partner!