Group 1 - The core point of the article is that Haizheng Pharmaceutical (600267) has filed an international patent application for a compound named "Aromatic and Cyclic Derivatives and Their Preparation Methods and Uses" with the application number PCT/CN2025/112321, which is set to be published internationally on February 12, 2026 [1] - In 2023, Haizheng Pharmaceutical has announced a total of four international patent applications [1] - The company invested 202 million yuan in research and development in the first half of 2025, representing a year-on-year increase of 13.98% [1]