Shangwei New Materials: Controlling shareholder plans to change control rights and make progress, the stock resumes trading.

Announcement from Upstar New Materials: Due to the planned change in controlling ownership by the controlling shareholder, the company's stock will be suspended from trading starting on July 2, 2025. Upon the company's application, the stock will resume trading on July 9, 2025. This change in controlling ownership involves the signing of a "Share Transfer Agreement" between the company's controlling shareholder SWANCOR IND, its new partners Shanghai Zhiyuanhengyue Technology Partnership Enterprise and Shanghai Zhiyuan Xinchuang Technology Equipment Partnership Enterprise. This share transfer still requires approval from the company's shareholders' meeting, compliance confirmation from the Shanghai Stock Exchange, and the completion of relevant transfer procedures at the Shanghai branch of China Securities Depository and Clearing Corporation Limited. There is uncertainty regarding the final implementation and completion time of these matters.