Company Announcements - Guo Xin Technology's former actual controller Chen Chongjun was sentenced to six years in prison and fined 4 million yuan for manipulating the securities market [2] - Zhongwei Company is planning to acquire the controlling stake in Hangzhou Zhonggui, leading to a stock suspension [3] - Xusheng Group's controlling shareholder is planning a change of control, resulting in a stock suspension [4] - Yidong Electronics' major shareholders reduced their holdings by 2.3463 million shares between December 10 and December 17 [5] - Nandu Power's controlling shareholder has terminated plans for a change of control, leading to stock resumption [6] - Xibu Mining's subsidiary obtained a mining license for a site with 2.86 tons of gold metal [8] Financial Adjustments - Shandong Highway plans to provision for a long-term equity investment impairment of approximately 690 million yuan related to Dongxing Securities [8] - WuXi AppTec's third and fourth largest shareholders reduced their holdings by a total of 29.508 million shares between November 26 and December 17 [9] Investments and Partnerships - Weixinno plans to sign an investment cooperation agreement to advance the Hefei 8.6 generation AMOLED production line project with a capital of 9.443 billion yuan [10] - Jiangnan New Materials is investing 300 million yuan to build a high-end copper-based core material R&D and industrialization project [15] Shareholding Changes - Sichuan Road and Bridge received a stake increase from Zhongyou Insurance, raising its holding to 5% [11] - Lidasin's fifth largest shareholder reduced their holdings by 1.56% between December 10 and December 17 [12] - Ruicheng Environmental Protection's shareholder plans to reduce their holdings by up to 3% [17] Dividends and Profit Distribution - Haitian Flavoring plans to maintain a cash dividend ratio of no less than 80% for the next three years (2025-2027) [13] - CICC announced a cash dividend distribution of 434 million yuan for the first half of 2025, with a record date of December 26 [14] Financing and Listings - Baipusais plans to issue H-shares and list on the Hong Kong Stock Exchange [21]