Qingdao Xingyi Electronic Equipment Co., Ltd. And Qingdao Free Trade Zone EI Electronic Co., Ltd(m.3glady.cn/showroom/tonywang777)are affiliated companies of the 41st Institute of China Electronics Technology Group Corporation. They focus on research development and manufacture of EI incubation equipment and accessories. EI electronics is the largest research and production base, the biggest dealer and the strongest enterprise of the modern incubation equipment in China. The 41st Institute of China Electronics Technology Group Corporation (m.3glady.cn/showroom/tonywang777)is the only research institute covering the whole range of electronic measurement instruments in China. With the technical advantages, the institute has developed four industrial categories in integrated breeding system, fire fighting system, and tobacco machinery control system and telecommunication equipment. The company has built two production bases both in Bengbu, Anhui and Qingdao, Shandong:

Bengbu base was founded in 1984 with the yearly output reaching 10, 000 Box-type incubation units and 6, 000 breeding units. In 2010, EI incubation and breeding equipment production park convering 410mu started to be constructed

Qingdao base was founded in 1995 with a capacity of 8, 500 units, which include tunnel incubator, air-circulation incubator, vaccine incubator, poultry house automatic machines, etc.