Tianjin Ringpu Bio-Technology Co.,Ltd. (SZSE:300119) agreed to acquire 20% stake in Beijing Challenge Bio-Technology Co., Ltd. from Hangzhou Zhongyu Zhichen Investment Management Partnership for CNY 48 million on October 18, 2021. Tianjin Ringpu Bio-Technology Co.,Ltd. (SZSE:300119) will finance the transaction with its own funds. The deal is subject to Tianjin Ringpu Bio-Technology Co.,Ltd. (SZSE:300119) board approval. As of october 18, 2021 Tianjin Ringpu Bio-Technology Co.,Ltd. (SZSE:300119) board approved the deal.