一年大涨16倍，605255被立案调查

Core Viewpoint - Ningbo Tianpu Rubber Technology Co., Ltd. (Tianpu Shares) is under investigation by the China Securities Regulatory Commission (CSRC) due to abnormal stock price fluctuations and potential significant omissions in announcements [1][3] Group 1: Stock Performance and Investigation - Tianpu Shares' stock price experienced a dramatic increase from 12.59 yuan per share at the beginning of 2025 to 218.02 yuan per share by the end of the year, marking a cumulative increase of 1645.35% [1] - The company has been suspended from trading since December 31, 2025, marking its fifth suspension for review in nearly four months [1] Group 2: Regulatory Warnings and Compliance Issues - The Shanghai Stock Exchange issued a regulatory warning to Tianpu Shares and its responsible individuals due to the company's failure to adequately disclose risks associated with its business operations and stock price fluctuations [3][4] - The company has been involved in a control transfer that includes artificial intelligence (AI) business elements, which has led to multiple instances of abnormal stock price movements [4] Group 3: Acquisition and Future Plans - The acquirer, Zhonghao Xinying, is an AI chip design company founded by Yang Gongyifan, a former Google chief engineer, claiming to be the only domestic company capable of developing and mass-producing high-performance TPU architecture AI chips [5] - Tianpu Shares indicated that Zhonghao Xinying has initiated its independent IPO process and is currently undergoing a shareholding reform, which is unrelated to the listed company [5]