San'an Optoelectronics: The actual controller Lin Xiucheng has been placed in custody.

Sanan Optoelectronics announced that on March 21, 2026, the company received a notice from its controlling shareholder, Fujian Sanan Group Co., Ltd., that the actual controller of the company, Lin Xiucheng, has been detained and is under investigation by the National Supervision Commission. Lin Xiucheng has not held any position in the company since July 10, 2017. The company stated that its production and operation management are currently normal, and its governance structure is sound, and the above-mentioned matter will not have a significant impact on the company's production and operation. The company will continue to monitor the progress of the matter and fulfill its disclosure obligations.