Group 1: Company Developments - Zhao Feng Co., Ltd. (300695.SZ) has not yet engaged in robotics-related business [1] - All Build Co., Ltd. (603030.SH) is currently not involved in robotics-related business [1] - Ri Ying Electronics (603286.SH) currently has no revenue from unmanned robot-related business [1] Group 2: Project Investments - Ri Jiu Optoelectronics (003015.SZ) plans to purchase vacuum magnetron sputtering equipment not exceeding 200 million yuan [1] - Chang Chuan Technology (300604.SZ) intends to establish a joint venture focused on the localization of high-end packaging and testing equipment [1] - Zhejiang University Network New (600797.SH) plans to invest in an equity investment fund, focusing on building an AI and embodied intelligence industry chain [1] Group 3: Contract Awards - Beijing Kerui (002350.SZ) has pre-awarded projects totaling approximately 119 million yuan [1] - Shengshi Technology (002990.SH) intends to bid for the information system engineering project for the third phase expansion of Guangzhou Baiyun International Airport [1] - Jinguang Electric (688517.SH) has won a bid for a State Grid project worth 66.6956 million yuan [1] Group 4: Share Transfers - Haixing Electric (603556.SH) plans to transfer 5% of its shares to Zhou Junhe [1] - *ST Huarong (600421.SH) intends to acquire 34% equity of its subsidiary Zhejiang Zhuangchen [1] Group 5: Share Buybacks - Yinlun Co., Ltd. (002126.SZ) plans to repurchase shares worth 50 million to 100 million yuan [1] - Dongfang Securities (600958.SH) intends to repurchase shares worth 250 million to 500 million yuan [1] Group 6: Shareholding Changes - Tengda Technology (001379.SZ) plans to reduce its holdings by no more than 1.80% [1] - Zhongdian Port (001287.SZ) plans to reduce holdings by a total of no more than 3% [1] - Guangbo Co., Ltd. (002103.SZ) board member Ren Hangzhong plans to reduce holdings by no more than 1.97% [1] - Laimu Co., Ltd. (603633.SH) chairman and general manager Zhu Xinai plans to reduce holdings by no more than 2.31% [1] - Yunda Co., Ltd. (002120.SZ) controlling shareholder plans to increase holdings by 100 million to 200 million yuan [1] - Laobaixing (603883.SH) controlling shareholder plans to reduce holdings by no more than 3% [1] - Huamao Technology (603306.SH) controlling shareholder plans to increase holdings by 100 million to 200 million yuan [1] - Linglong Tire (601966.SH) Linglong Group plans to increase holdings by 200 million to 300 million yuan [1] Group 7: Other Developments - Huina Technology (300609.SZ) is planning a change in company control and will be suspended from trading starting May 7 [2] - Zhongli Co., Ltd. (603194.SH) has signed a strategic cooperation framework agreement with Continental [2] - Haoen Automotive Electronics (301488.SH) has received a designated order for AK2 radar systems, panoramic camera systems, and driving record systems from a leading new energy vehicle brand [2]

Group 1 - Zijin Mining has completed the acquisition of control over Zangge Mining, holding 411 million shares, which is 26.18% of its total share capital [3] - Huayi Group plans to acquire 60% equity of San Aifu for approximately 4.09 billion yuan, aiming to enhance business expansion and competitiveness [6] - Silex reported April sales of 31,488 new energy vehicles, a year-on-year increase of 12.99%, while cumulative sales for the year reached 86,040 units, down 29.87% [4] Group 2 - Huamao Technology's controlling shareholder intends to increase its stake in the company by 100 million to 200 million yuan within six months [2] - Haixing Power's controlling shareholder has signed an agreement to transfer 5% of the company's shares, amounting to 57.9 million yuan, to a related party [5] - Huaneng Technology's controlling shareholder is planning a change in control, which may lead to a transfer of 15% of the company's shares [12] Group 3 - Huzhou Intelligent successfully bid for 75% equity of Shanghai Aerospace Yigeng Intelligent Technology Co., Ltd. for 101 million yuan, focusing on high-end five-axis linkage machine tools [13] - Changchuan Technology plans to establish a joint venture for high-end packaging and testing equipment localization with a registered capital of 100 million yuan [8] - Aoheng Electric received a project confirmation from a leading new energy vehicle brand, with an estimated total revenue of approximately 619 million yuan over the project lifecycle [9] Group 4 - Huazhi Media's film "Dumpling Queen" has grossed approximately 218 million yuan in ticket sales within six days of release, exceeding 50% of the company's last audited annual revenue [10] - Yinlun Co. plans to repurchase shares worth 50 million to 100 million yuan, with a maximum price of 36 yuan per share [11]

Core Viewpoint - Changchuan Technology plans to establish a joint venture, Hangzhou Changyue Technology Co., Ltd., with professional investment institutions to focus on the localization of high-end packaging and testing equipment [1] Group 1: Investment Details - The joint venture will be co-funded by Changchuan Technology, Shanghai Semiconductor Equipment Materials Phase II Private Investment Fund, and Hangzhou Benjian Xinchian Equity Investment Partnership, with a total registered capital of 100 million yuan [1] - Changchuan Technology will contribute 50 million yuan, representing 50% of the registered capital [1] Group 2: Business Focus - The joint venture will primarily engage in the localization of high-end packaging and testing equipment, along with related research and development, production, sales, and after-sales services [1] - This investment aims to promote technological advancement and equipment localization in the domestic integrated circuit equipment sector [1] Group 3: Strategic Goals - The initiative is expected to enrich the company's product line and enhance its overall core competitiveness and profitability [1]