Xin Lang Cai Jing·2025-12-16 15:08Core Viewpoint - The lawsuit between two listed pharmaceutical companies regarding the patent rights of a high-revenue traditional Chinese medicine product has progressed, with the first-instance judgment rejecting all claims from the plaintiff, Huadong Medicine [1][3]. Group 1: Lawsuit Details - Huadong Medicine's subsidiary, Zhongmei Huadong Pharmaceutical, filed a lawsuit against three defendants, including Qinghai Zhu Feng Winter Worm Summer Grass Raw Material Co., Ltd., Qinghai Zhu Feng Winter Worm Summer Grass Pharmaceutical Co., Ltd., and Hangzhou Huadong Wulin Pharmacy Co., Ltd. [3][5]. - The lawsuit involves a patent related to the "enzyme, gene, and application of adenosine acid synthesis from Cordyceps sinensis," which Huadong Medicine claims is being infringed upon by the defendants [4][5]. - The disputed amount in the lawsuit is 110 million yuan, and Huadong Medicine plans to appeal the decision to the Supreme People's Court of China [1][3]. Group 2: Financial Implications - The sales revenue of the Bailing series, which includes Bailing capsules owned by Huadong Medicine, exceeded 3 billion yuan in 2019, indicating significant market presence [3][4]. - The Bailing series saw a year-on-year revenue growth of 38.51% in the first half of 2025, highlighting its competitive position in the market [3]. Group 3: Company Responses - In response to the lawsuit, the defendants, particularly Zhaoli Pharmaceutical, stated that they respect intellectual property rights and have conducted thorough due diligence regarding the patent issues related to the raw materials used in their products [6][7]. - Zhaoli Pharmaceutical emphasized that their production and sales of Bailing tablets comply with national laws and regulations, asserting that they do not infringe on Huadong Medicine's patent rights [6][7].