津药药业：子公司获得药品注册证书

Group 1 - The core point of the article is that Tianjin Pharmaceutical Co., Ltd. (津药药业) announced the approval of its subsidiary Tianjin Peace Pharmaceutical Co., Ltd. for the drug registration certificate of Difluprednate Eye Drops by the National Medical Products Administration [1] Group 2 - The approval signifies a significant milestone for the company in expanding its product portfolio in the pharmaceutical market [1] - Difluprednate is a corticosteroid used for the treatment of inflammation and pain associated with eye surgery, indicating potential market demand [1] - The registration certificate allows the company to market and sell the product, which could enhance its revenue streams [1]