三只大牛股，明日复牌

Core Viewpoint - Three notable stocks, Jiamei Packaging, Guosheng Technology, and Tiangpu Co., are set to resume trading on January 12, following announcements regarding their operational status and stock performance [1][2]. Group 1: Jiamei Packaging (002969) - Jiamei Packaging announced that its production and operational activities are normal, with no significant changes in the internal or external business environment [1]. - The company reported that there are no plans for major adjustments to its main business or asset sales in the next 12 months, and no plans for a reverse merger in the next 36 months [1]. - Jiamei Packaging's stock price surged by 230% following the announcement of a proposed acquisition of 54.90% of its shares by Suzhou Zhuyue Hongzhi Technology Development Partnership, with a total transaction value of approximately 2.282 billion yuan [2]. Group 2: Guosheng Technology (603778) - Guosheng Technology issued a warning about expected losses for the fiscal year 2025, projecting a negative net profit attributable to shareholders [5]. - The company reported a net loss of approximately 15.1 million yuan for the first three quarters of 2025, with uncertainties surrounding its external investments and acquisition progress [5]. - Guosheng Technology's stock experienced a cumulative increase of 370.20% during a period of trading volatility [6]. Group 3: Tiangpu Co. (605255) - Tiangpu Co. saw a remarkable stock price increase of 1645% in 2025, ranking second in A-shares [8]. - The company is under investigation by the China Securities Regulatory Commission for potential significant omissions in its trading announcements [8]. - The latest stock price for Tiangpu Co. is reported at 218.02 yuan, with a total market capitalization nearing 30 billion yuan [8].