Hubei Hanguang Science and Technology Co. , Ltd. Is a key enterprise making electronic vacuum devices, Which is being established through the reshuffle of former Hanguang Electron Device Company.

Hubei Hanguang Lighting Co. , Ltd. Is a whole capital company which is one branch of Hubei Hanguang Science & Technology Co. , Ltd. The products are including "SANGONG" brand auto lamps ( halogen bulbs, Sealed beam, Etc. ) and "HANGUANG" brand PAR series lamps (stage lights, Underwater lamps and infrared lamps). "SANGONG" and "HANGUANG" are becoming well- Known and famous brand in domestic and abroad.