每天三分钟公告很轻松|中微公司：筹划购买杭州众硅控股权 19日起停牌；四川路桥：获中邮保险举牌持股比例达5%

Group 1 - Zhongwei Company is planning to acquire the controlling stake in Hangzhou Zhonggui through a share issuance and will suspend trading from December 19, 2025, for up to 10 trading days. This acquisition aims to enhance its semiconductor equipment platform and provide competitive process solutions [2] - The acquisition will create significant strategic synergies and marks a key step towards Zhongwei's goal of becoming a "group" and "platform" company, aligning with its strategy of expanding the integrated circuit coverage through both organic growth and mergers [2] Group 2 - Sichuan Road and Bridge has seen an increase in shareholding by China Post Insurance, which now holds 5% of the company's total shares after purchasing 114,300 shares [3][4] - The change in shareholding will not affect the company's controlling shareholder or actual controller [4] Group 3 - Guoao Technology's former controlling shareholder, Chen Chongjun, was sentenced to six years in prison for manipulating the securities market, with a fine of 4 million RMB. This ruling is a first-instance judgment and is not expected to significantly impact the company's operations [5] Group 4 - Xizang Pharmaceutical plans to repurchase shares at a price not exceeding 55 RMB per share, with a total repurchase amount between 170 million RMB and 200 million RMB [9] - Nandu Power has decided to terminate its control change discussions after failing to reach consensus on key terms, with its stock resuming trading on December 19, 2025 [9] Group 5 - Guangha Communication received approval from the Shenzhen Stock Exchange for its application to issue shares to specific investors, meeting all necessary conditions [7] - Haishi Pharmaceutical also received similar approval for its share issuance application [7] Group 6 - Jingye Technology signed contracts for the procurement of X-ray equipment worth a total of 120 million RMB with Yichang Chuneng and Xiangyang Chunan [10] - Jiangnan New Materials plans to invest approximately 300 million RMB in a high-end copper-based core material R&D and industrialization project [12]