Ruikeda: Core technical staff Li Zhiping resigned for personal reasons.

Ruikeda announced that the company's core technical personnel, Li Zhiping, has applied for resignation due to personal health reasons, and will no longer hold any position in the company or its subsidiaries after resignation. As of now, the 10,000 restricted shares granted to her have not been vested and will be invalidated. The research and development work participated by Li Zhiping during her tenure has been successfully transferred, and there are no intellectual property disputes. The company stated that the research and development personnel structure is complete, and there is no single reliance on specific core technical personnel. The resignation of Li Zhiping will not have a significant adverse impact on the company. The company will increase the introduction and training of professional technical personnel in the future.