002969、603778，两只大牛股停牌核查

Group 1: Key Points on Jiamei Packaging - Jiamei Packaging's stock price surged by 230.48% from December 17, 2025, to January 6, 2026, with 11 out of 13 trading days resulting in price limits [1][3] - The company announced a suspension of trading starting January 7, 2026, for a maximum of three trading days due to significant price fluctuations that diverged from its fundamentals [3] - The price surge was triggered by a change in control, where the controlling shareholder, China Food Packaging Co., Ltd., plans to transfer 2.79 billion shares (29.9% of total shares) to Suzhou Zhuyue Hongzhi Technology Development Partnership [3] - Following the transfer, the new controlling entity will be Zhuyue Hongzhi, with Yu Hao as the new actual controller, who is the founder and CEO of a high-end technology brand [3] - Despite the stock price increase, Jiamei Packaging reported a revenue of 2.039 billion yuan for the first three quarters of 2025, a decrease of 1.94% year-on-year, and a net profit of 39.16 million yuan, down 47.25% year-on-year [4] Group 2: Key Points on Guosheng Technology - Guosheng Technology's stock price increased by 370.2% from October 31, 2025, to January 6, 2026, with multiple instances of abnormal price fluctuations [4][6] - The company will also suspend trading starting January 7, 2026, for a maximum of three trading days due to the stock price diverging from its fundamentals, indicating potential market overreaction [6] - The price increase was driven by news of investments in the lithium battery sector, including a 230 million yuan capital increase for a solid-state battery manufacturing project and a 240 million yuan acquisition plan for a company specializing in lithium battery components [6] - Guosheng Technology's main business involves the research, production, and sales of large-size high-efficiency heterojunction photovoltaic cells, but it has faced continuous losses due to intensified market competition and policy impacts, reporting a revenue of 450 million yuan for the first three quarters of 2025, down 57.79% year-on-year, and a net loss of 151 million yuan [6]