Market Overview - The main board saw significant gains with notable stocks such as Huati Technology (+10.03%), Shengyang Technology (+10.01%), and Ruisi Kanda (+10.00%) [1] - The ChiNext board led the gains with Wanlong Optoelectronics (+20.02%) and Haixia Innovation (+16.39%) [1] - The Sci-Tech Innovation board also performed well, highlighted by Jiahe Meikang (+20.01%) and Zhongke Xingtou (+10.79%) [1] - Active sub-industries included SW Communication Cables and Accessories (+2.25%) and SW Film and Animation Production (+1.59%) [1] Domestic News - Huifeng Diamond announced plans to invest 1 billion yuan in a CVD diamond project in Baotou, with phase one requiring 500 million yuan and installation of 500 MPCVD devices [1] - Weipu Semiconductor's new STORM 5000 mask defect detection equipment has passed commercial acceptance by a leading domestic client, with another unit set for delivery by the end of the month [1] - Silan Microelectronics' 12-inch line project has entered the implementation phase with an investment of 10 billion yuan, aiming for production capacity of 240,000 pieces annually by 2030 [1] - ChaoXin Semiconductor launched square structure chips to enhance thermal efficiency and reduce edge waste, suitable for high-power modules and advanced packaging [1] Company Announcements - QiuTian Micro announced a delay in its electronic paper module project due to capacity expansion control and complex land acquisition processes [3] - Zhongfu Tong received a notification of winning bids for a two-year comprehensive business support service project, with estimated amounts of 411 million yuan and 162 million yuan for different regions [3] - Rihai Intelligent announced a debt waiver of 20.0143 million HKD, contingent on the completion of a target transaction by January 31, 2026 [3] - Zhongwei Company is planning to issue shares to acquire control of Hangzhou Zhonggui, which specializes in 12-inch CMP equipment, complementing its existing semiconductor equipment [3] Overseas News - Micron has secured agreements for the supply of high bandwidth memory (HBM) for 2026, with current supply only meeting 50% to two-thirds of key customer demand [4] - CINNO Research predicts slight declines in a-Si module and LTPS panel prices in late 2025 and early 2026, while flexible AMOLED panel prices continue to decrease [4] - Samsung has achieved breakthroughs in DRAM memory technology below 10nm, utilizing transistors that can withstand temperatures up to 550°C [4] - International DRAM spot prices have seen a slight increase, with DDR4 16Gb prices rising by 3.66% to an average of 42.500 USD [4]

Core Viewpoint - The article discusses the suspension of trading for Zhongwei Semiconductor Equipment (Shanghai) Co., Ltd. due to its plan to acquire controlling stakes in Hangzhou Zhonggui Electronic Technology Co., Ltd. This acquisition aims to enhance its semiconductor equipment business and strengthen its core competitiveness [1][6]. Summary by Sections Trading Suspension Announcement - Zhongwei Company announced a trading suspension starting December 19, 2025, due to the planning of issuing shares to acquire assets and raise matching funds, with the suspension expected to last no more than 10 trading days [1]. - The transaction is still in the planning stage, with auditing and evaluation work not yet completed, and the valuation and pricing of the target assets remain undetermined [1]. Target Company Overview - Hangzhou Zhonggui, established in May 2018, has a registered capital of 115.620108 million yuan and focuses on the research, production, and sales of high-end Chemical Mechanical Polishing (CMP) equipment, particularly 12-inch CMP equipment [3][5]. - The company has qualifications for import and export of goods and technology and possesses professional technical accumulation in the semiconductor wet processing equipment field [3]. Transaction Details - The main transaction parties include Hangzhou Zhongxin Silicon Trade Co., Ltd. and other entities, with an intention agreement signed to acquire controlling stakes in Hangzhou Zhonggui through share issuance [4]. - The final transaction price will be based on evaluations from qualified asset appraisal institutions and will be determined through negotiations among the parties involved [4]. Strategic Implications - The acquisition is expected to create significant industrial synergy, as Zhongwei's core products are plasma etching and thin film deposition equipment (dry processing), while Hangzhou Zhonggui specializes in CMP equipment (wet processing) [5]. - This transaction will enable Zhongwei to achieve business complementarity between dry and wet processing equipment, providing a more complete set of process solutions for customers, marking a key step towards a "group" and "platform" development strategy [5].