Tongli Risheng received an inquiry letter from the Shanghai Stock Exchange, requiring the company to explain the main considerations of planning a cross-industry acquisition of a 51% stake in Tianqi Hongyuan in the light of the development of its main business, the current progress of the IPO investment project, and whether the acquisition funds came from raising funds, and whether the relevant information was consistent with the information disclosed in the company's prospectus. It is required to indicate whether the company has the necessary personnel, technology and business reserves to control, manage and operate the underlying assets, and whether cross-border acquisitions are prudent.