盘前公告淘金：奕帆传动拟购北京和利时87%股权，预计构成重大资产重组，同花顺净利预增50%-80%

Important Events - Nasdaq Technology ETF will be suspended from trading on January 21 until 10:30 AM due to significant price fluctuations [1] - Guotou Silver LOF will also be suspended from trading on January 21 until 10:30 AM due to large market price volatility [1] - Kailong High-Tech plans to acquire control of Jinwangda, leading to a suspension of trading starting January 21 [1] - Zhenyu Technology anticipates a noticeable increase in orders from the robotics sector by Q4 2025 [1] - Baillie Tianheng's application for the marketing of iza-bren for treating recurrent or metastatic esophageal squamous cell carcinoma has been accepted and prioritized for review, marking the first application for an EGFR×HER3 dual antibody ADC [1] - Shanghai Pharmaceuticals has received clinical trial approval for B023 cell injection, with no similar products on the market for the same indications [1] - Zhongtung High-Tech's Shizhu Garden Company has increased its tungsten metal reserves by 91,700 tons [1] - Heng Rui Pharmaceutical has been approved to conduct clinical trials for HRS-2141 tablets for type 2 diabetes [1] Capital Operations - Yifan Transmission intends to acquire 87.07% of Beijing Helishih's equity, which is expected to constitute a major asset restructuring [1] - Kangxin New Materials plans to acquire 51% of Yubang Semiconductor for 392 million yuan, aiming for strategic transformation and upgrade into the semiconductor industry [1] - Mingde Bio plans to jointly invest in a private equity fund targeting optical interconnection and semiconductor industries [1] - Guangri Co., Ltd. indirectly holds equity in China Aerospace through a participating fund [1] Contracts and Collaborations - Huaqin Technology has signed a 328 million yuan sales contract for special functional materials used in aircraft engines [1] - Yihualu intends to terminate its super storage R&D projects and permanently supplement remaining raised funds for working capital [1] - Huadian Technology has signed a contract worth 374 million yuan for the first phase of a 1 million kilowatt wind-solar hydrogen production project in Inner Mongolia [1] Performance - Hikvision expects a net profit of 14.188 billion yuan in 2025, representing an 18% year-on-year increase [2] - Jiantou Energy anticipates a 253.38% year-on-year increase in net profit for 2025 [2] - Tongfu Microelectronics projects a net profit increase of 62.34%-99.24% year-on-year for 2025, indicating structural growth in the semiconductor industry [2] - Putailai expects a net profit increase of 93%-102% year-on-year for 2025, driven by significant growth in wet diaphragm and coating processing business [2] - Tonghuashun forecasts a net profit increase of 50%-80% year-on-year for 2025, with Q4 net profit expected to grow by 117%-195% quarter-on-quarter [2]