Bioroc Pharmaceutical & Biotech Co.,Ltd entered into an agreement to acquire 15.23% stake in Gosun Holding Co., Ltd. from Beijing Yuchi Ruide Investment Co., Ltd. for approximately CNY 390 million on May 8, 2020. Bioroc Pharmaceutical & Biotech will purchase 158.6 million shares of Gosun Holding at CNY 2.476 per share, representing 15.02%, out of 157.3 million shares pledged. Bioroc Pharmaceutical & Biotech finance the transaction from its own funds. Bioroc Pharmaceutical shall remit the balance of the share transfer price after deducting the deposit to the settlement account designated by the Beijing Property Exchange within 20 working days from the date of signing this agreement.