The 11th Research Institute of China Electronic Technology Group Corporation (North China Institute of Opto Electronics) belongs to China Electronic Technology Group Corporation, is a comprehensive research of laser and infrared technology, a class of the national scientific research institutions.

Its main research field is solid laser and infrared, including machining, optical element processing and coating, infrared and laser materials, devices, instruments, equipment and systems, which is the one of the major Photoelectric Technology Research Institute in China.