Tellgen Corporation, Shanghai Tellgen Diagnostic Technology Co., Ltd., Shanghai Maishi Jingwu Enterprise Management Partnership Enterprise (Limited Partnership), Yao Beier, Niu Zhengxiang and Zhan Hong agreed to acquire additional 5.71% stake in Shanghai Maishi Biotechnology Co., Ltd. from Wu Liang for CNY 1.4 million on September 28, 2023. Tellgen Corporation and Tellgen Diagnostic will use own funds of CNY 0.86 to acquire 3.46% stake in Shanghai Maishi Biotechnology. As of July 31, 2023, Shanghai Maishi Biotechnology Co., Ltd. reported total assets of CNY 20.2 million and net assets of CNY 19.1 million.