Gelonghui, March 8, 丨 San'an Optoelectronics (600703.SH) announced that Wuhu Anrui Optoelectronics Co., Ltd. (“Anrui Optoelectronics”), a wholly-owned subsidiary of the company, recently received the “High-tech Enterprise Certificate” jointly issued by the Anhui Provincial Department of Science and Technology, the Anhui Provincial Department of Finance, and the Anhui Provincial Taxation Bureau of the State Administration of Taxation. The certificate number is GR202334006803. The certificate is valid for three years.

This is a review and certification carried out after the expiration of the validity period of Anrui Optoelectronics's original high-tech enterprise certificate. The corporate income tax rate remains unchanged at 15%, which is valid for three years.