Group 1 - The company Zhongwei Electronics (300270) announced that it received a notification from its controlling shareholder, Xinxiang Xintou Industrial M&A Investment Fund No. 1 Partnership (Limited Partnership), regarding a planned change in the company's control, which may lead to a change in the actual controller of the company [2] - To ensure fair information disclosure and protect investor interests, the company's stock will be suspended from trading starting December 5, 2025, with an expected suspension period of no more than 2 trading days [2] Group 2 - The company focuses on the video surveillance industry, specializing in the research, production, sales, and service of new technologies and products in intelligent security, mobile internet, cloud platform technology, and intelligent analysis technology [4] - The company has experienced poor performance in recent years, with net profits in 2023 and 2024 showing consecutive losses. In the first three quarters of this year, the company's revenue was 71.1015 million yuan, a year-on-year decline of 34.47%, and the net profit was -43.3178 million yuan, indicating continued losses [4] - The company stated that future profit growth will mainly come from deepening core business, expanding into emerging fields, and innovating business models, while also improving operational efficiency, strengthening accounts receivable collection, and enhancing cash flow [5]