GENEVA, March 8 -- SHANGHAI HUI TIAN JIN ZE BIOTECH CO., LTD. (Floor C, No.888, Huanhu West Second Road, Lingang New District Of Free Trade Zone (Shanghai)Pudong New Area, Shanghai 201306), 上海彗天锦泽生物医学科技有限公司 (中国上海市浦东新区中国（上海）自由贸易试验区临港新片区环湖西二路888号C楼) filed a patent application (PCT/CN2024/100159) for "ANTI-TUMOR PHARMACEUTICAL COMPOSITION BASED ON IMMUNE CHECKPOINT BLOCKING AND USE THEREOF" on Jun 19...