石油基金LOF：将于今日开市起至10:30停牌……盘前重要消息还有这些

Key Points - Iran has announced the closure of the Strait of Hormuz, prompting a response from the Ministry of Foreign Affairs regarding the importance of maintaining security in this critical international trade route [4] - The Shanghai Futures Exchange, Zhengzhou Commodity Exchange, and Dalian Commodity Exchange have issued notifications to enhance market risk control due to the volatile situation in the Middle East [4] - The Ministry of Science and Technology, along with other regulatory bodies, has released opinions to support the high-quality development of technology insurance, encouraging investment in major national technology projects and innovative enterprises [5] - The China Phosphate Fertilizer Industry Association has called on phosphate ammonium producers to ensure supply and stabilize prices [6] Company News - The oil fund LOF will be suspended from trading on March 3 until 10:30 AM [2][8] - Changan Automobile plans to repurchase A-shares worth between 700 million to 1.4 billion yuan [9] - Fenghuo Communication's low-orbit satellite routing and inter-satellite laser communication business currently contributes minimally to profits [10] - Taijing Technology's quartz crystal resonators are applicable in humanoid robots and optical modules, but related revenue is currently very low [11] - Jiemai Technology is planning to acquire 100% equity of Aifusi, with stock suspension starting March 3 [12] - China Tianying's hydrogen-based energy products are still in the investment phase and have not generated operating revenue [13] - Xinjin Road's high-purity quartz sand project has not yet achieved mass production, and the company has not entered the chip sector through acquisitions [14] - Tianpu Co., Ltd. has no plans to engage in artificial intelligence-related businesses [15]