Core Viewpoint - Tianpu Co., Ltd. (605255.SH) has experienced significant stock price fluctuations, prompting a suspension for investigation due to abnormal trading conditions. The company has warned investors about potential risks in the secondary market, including a substantial short-term price increase and declining operating performance [2][3]. Group 1: Stock Performance and Trading - Tianpu Co., Ltd. announced a stock suspension from September 4, following multiple instances of abnormal trading from August 22 to September 3 [2]. - The stock price surged for eight consecutive days, reaching a closing price of 62.81 yuan per share, with a total market capitalization of 8.422 billion yuan [4]. Group 2: Share Transfer and Control - On August 21, Tianpu Co., Ltd. disclosed a share transfer agreement where its controlling shareholder, Tianpu Holdings, along with Tianxing Trading and You Jianyi, plans to transfer a total of 10.75% of shares to Zhonghao Xinying. This transfer would result in Zhonghao Xinying and Hainan Xinfan holding a combined 50.01% stake, making Yang Gongyifan the actual controller of Tianpu Co., Ltd. [3]. - Zhonghao Xinying is recognized as a prominent startup in the AI chip industry, with its founder, Yang Gongyifan, being a former core developer of Google's TPU architecture AI chips [3]. Group 3: Financial Performance - In the first half of the year, Tianpu Co., Ltd. reported a revenue of 151 million yuan, a year-on-year decrease of 3.44%. The net profit attributable to shareholders was 11.298 million yuan, down 16.08% compared to the previous year [4].