Micromicrobiology: Application for the issuance of A shares to specific entities has been accepted.

MicroCore Bio announced that on August 22, 2025, the company received a notice from the Shanghai Stock Exchange accepting the application for the issuance of securities by Shenzhen MicroCore Bio-technology Co., Ltd. on the Science and Technology Innovation Board. The Exchange has checked the prospectus and related application documents submitted by the company, and decided to accept them for review in accordance with the law. The issuance of A shares still needs to be approved by the Exchange and obtain the registration approval from the China Securities Regulatory Commission before it can be implemented. The final outcome and timeline of the review process are uncertain. The company will fulfill its disclosure obligations in a timely manner.