Rui Shuangyin agreed to acquire 35.56% stake in Anhui Daqian Bio-Engineering Limited Company from Wuhan Zhongyuan Huadian Science & Technology Co.,Ltd. (SZSE:300018) for CNY 12.2 million on May 16, 2022. As of April 30, 2022, Anhui Daqian Bio-Engineering Limited Company reported the total assets of CNY 44,387,626.18 and net assets CNY 31,028,631.48. Wuhan Zhongyuan Huadian Science & Technology Co.,Ltd.'s board of directors approved the transaction.