Liu Jianfeng agreed to acquire 23% stake in Hunan Pinxin Bioengineering Co., Ltd. from Medicalsystem Biotechnology Co.,Ltd (SZSE:300439) for CNY 22.4 million on August 12, 2021. Hunan Pinxin Bioengineering Co., Ltd. reported total assets of CNY 24.8444 million and net assets of CNY 10.7941 million as of June 30, 2021.