第一财经·2025-06-15 12:38Core Viewpoint - The article summarizes important announcements from various listed companies in the Shanghai and Shenzhen stock markets, highlighting significant developments and potential investment opportunities for investors [1]. Company Announcements - Yong'an Pharmaceutical announced that its stock price has seen a significant short-term increase, leading to high speculation risks, although there are no major changes in the company's fundamentals [3]. - *ST Tongzhou will remove the delisting risk warning and other risk warnings starting June 17, with its stock name changing from "*ST Tongzhou" to "Tongzhou Electronics" and a daily price fluctuation limit of 10% [4]. - Guangshengtang received ethical review approval for its Phase III clinical trial of GST-HG141 for chronic hepatitis B patients, marking a significant step in its drug development process [5]. - Huahai Pharmaceutical obtained a drug registration certificate for its sustained-release quetiapine fumarate tablets, which are used to treat schizophrenia and bipolar disorder [6]. - Bozhong Precision plans to acquire 70% of Shanghai Wodian for 420 million yuan, aiming to enter the automotive intelligent equipment market and diversify its business [7]. Shareholding Changes - Baoli International's shareholder Zhou Dehong plans to reduce his stake by up to 3%, amounting to no more than 27.468 million shares [9]. - Guomao Co., Ltd.'s controlling shareholders Xu Guozhong and Xu Bin intend to collectively reduce their holdings by up to 3%, totaling no more than 19.7726 million shares [10]. - Heng Rui Pharmaceutical's director Sun Jieping plans to sell up to 47,670 shares, representing 0.007% of the total share capital [11]. - Shandong Zhanggu's board members and executives plan to reduce their holdings by up to 155,080 shares, accounting for 0.5% of the total share capital [12]. - Den Precision's executives plan to reduce their holdings by up to 29,550 shares, which is 0.2% of the total share capital [13]. - Li'an Technology's supervisory board chairman Yu Dai plans to reduce his holdings by up to 7,500 shares, representing 0.013% of the total share capital [15]. - Guomai Culture's vice president Liu Fang plans to reduce his holdings by up to 5,050 shares, which is 0.05% of the total share capital [16]. - Xiangfenghua's general manager Zhao Donghui plans to reduce his holdings by up to 25,000 shares, accounting for 0.02% of the total share capital [17]. Major Contracts - Jintian International announced it won a bid for the intelligent upgrade project of the warehouse for China General Nuclear Power Corporation, with a contract value of 22 million yuan, representing 0.93% of the company's projected revenue for 2024 [19].