Gelonghui May 6 丨 Ruifeng Optoelectronics (300241)(300241crouchingtigerhiddendragon.SZ) announcedcrouchingtigerhiddendragonHubei Ruihua Optoelectronics Co., Ltd.(referred to as "Ruihua Optoelectronics"), a wholly-owned subsidiary of the company, recently received the "High-tech Enterprise Certificate" jointly issued by the Hubei Province Department of Science and Technology, the Hubei Province Department of Finance, and the Hubei Province Taxation Bureau of the State Administration of Taxation.