HWABAO SECURITIES·2025-12-01 09:35Group 1: New Stock Offerings - Tianpu Co., Ltd. (Stock Code: 605255) has a tender offer period from November 20, 2025, to December 19, 2025[1] - Jianglong Shipbuilding (Stock Code: 300589) reported severe abnormal fluctuations[1] - Peking University Medicine (Stock Code: 000788) announced a trading update[1] Group 2: Trading Updates - Tongyu Communication (Stock Code: 002792) reported a trading update on December 1, 2025[1] - Daoming Optics (Stock Code: 002632) also provided a trading update on December 1, 2025[1] - Rongji Software (Stock Code: 002474) issued a trading update on December 1, 2025[1] Group 3: Abnormal Fluctuations - Ruineng Technology (Stock Code: 603933) reported a trading update on November 29, 2025, with a fluctuation of 6%[1] - Maoye Commercial (Stock Code: 600828) also reported a fluctuation of 6% on November 29, 2025[1] - Heshun Petroleum (Stock Code: 603353) reported a fluctuation of 7% on November 29, 2025[1]