On May 13, 2023, Prof. Fang Yu attended the 2022 annual shareholders' meeting and the fourth meeting of the third board of directors (supervisors) of Shenzhen SRED Security and Surveillance Technology Co. Ltd. The meeting reviewed and voted on the proposals of 2022 annual report of the board of directors, 2022 annual report of operation and 2023 business development plan of the company.

Shareholders and shareholder representatives of Shenzhen SRED Security and Surveillance Technology Co. Ltd., including Jiang Guofeng, deputy general manager and secretary of the board of directors of Changzhou Shenli Electrical Machine Inc., Wu Man, president of SRED Security and Surveillance Group, Liang Gaoquan, general manager of Shaanxi Normal University Asset Management Co., Ltd., Cai Wenbin, chairman of SRED Security and Surveillance Group, Yang Xiaogang, SRED Security and Surveillance director and Administrative Office director of Shaanxi Normal University Institute of New Concept Sensors and Molecular Materials, attended the meeting.

Fang Yu and his colleagues also visited SRED Security and Surveillance’s exhibition hall to learn about the development and production of the company's latest products.