Xuan Gu Bao·2025-06-11 11:57Suspension and Resumption of Trading - *ST Yazhen has repeatedly triggered abnormal stock trading fluctuations and will be suspended for verification starting tomorrow [1] Investment Cooperation and Operating Conditions - Hesheng New Materials plans to invest 250 million yuan to increase its stake in Yizhi Electronics, expecting to hold 10% of the company post-investment. Yizhi Electronics specializes in the R&D, design, and sales of high-end processors for servers and workstations, providing chip product solutions [2] - Xingye Securities has not received any information regarding a merger with Huafu Securities [2] - Keda Li intends to jointly invest with Weichuang Electric to establish Suzhou Yizhi Intelligent Drive Technology Co., focusing on the market potential of embodied intelligent robots [2] - Tianfu Communication's 1.6T optical engine product is in a stable delivery phase, with smooth progress on related CPO products [2] - Shuangliang Energy has signed a sales contract for a 450 million yuan green hydrogen production system [2] - Junshi Biosciences' subsidiary JT118 injection clinical trial application has been accepted, aimed at preventing monkeypox virus infection [3] - Xingsen Technology plans to participate in the purchase of a 24% stake in its subsidiary Xinke Semiconductor [4] - Tianci Materials intends to invest approximately 280 million USD to build an integrated production base for electrolytes and raw materials in Morocco [5] - Shaanxi Construction has won a bid for a melamine project in Indonesia worth 2.137 billion yuan, with an annual production capacity of 120,000 tons [6] - Changyuan Donggu has received a notification from a well-known domestic automaker, confirming it as a designated supplier for a series of engine cylinder block semi-finished products, with total sales expected to be between 450 million and 500 million yuan [6]