HONG KONG, Mar 4, 2021 - (ACN Newswire) - Tianda Pharmaceuticals Limited ("Tianda Pharmaceuticals", together with its subsidiaries as the "Group", Stock Code: 455.HK) is pleased to announce that its wholly-owned subsidiary, Tianda Pharmaceutical (Zhuhai) Co., Ltd., has entered into a Technology Transfer Contract with Heilongjiang Jiren...