股海导航_2025年12月17日_沪深股市公告与交易提示

Group 1 - Lianhua Holdings' subsidiary plans to purchase 4,000 accelerator cards for 200 million yuan to enhance its intelligent computing business [1][17] - 360 Company clarifies that a former executive never held a core management position and denies any financial fraud allegations [2][18] - Jiangjian Company announces that its controlling shareholder's shares have been judicially frozen due to debt risks, but this will not significantly impact the company's governance [3][19] Group 2 - Zhongke Electric plans to invest approximately 7 billion yuan in a project to produce 300,000 tons of lithium-ion battery anode materials [4][20] - Xiechuang Data signs a strategic cooperation agreement with Guangwei Technology and Guangjia Technology to enter the optical chip and module industry [5][21] - AVIC Chengfei plans to build a space equipment assembly base with an investment of about 422 million yuan [6][22] Group 3 - Dongjie Intelligent is planning to acquire the controlling stake in Aobo Intelligent, leading to a temporary suspension of its stock [7][24] - Huachangda signs a strategic cooperation framework agreement with Shanghai Jiao Tong University for joint research on embodied intelligence and humanoid robots [8][25] - Nova Star Cloud plans to repurchase shares worth between 75 million and 150 million yuan at a price not exceeding 240 yuan per share [9][26] Group 4 - Century Huatong completes the cancellation of 56.12 million repurchased shares, reducing its total share capital [10][27] - Longhong Technology's shareholder plans to reduce his stake by up to 2% [11][28] - Hu塑股份' shareholders plan to collectively reduce their holdings by no more than 2% [12][29] Group 5 - Qinglong Pipe Industry signs a procurement contract worth 294 million yuan, expected to impact its performance from 2026 to 2030 [14][32] - Yian Technology's subsidiary receives a significant project order worth 430 million yuan from an automotive parts manufacturer [15][33]