Group 1 - The core viewpoint of the news is that Chongqing Changan Automobile Co., Ltd. has applied for a patent related to vehicle control methods and devices, which aims to enhance user driving experience in low-temperature environments [1] - The patent application, published as CN120481697A, was filed on June 2025 and involves technology for adjusting the state of charge (SOC) of vehicles based on predicted low temperatures [1] - The method includes obtaining the vehicle's operational status and the lowest predicted temperature, and controlling the range extender to charge the battery when the SOC difference exceeds preset thresholds [1] Group 2 - Chongqing Changan Automobile Co., Ltd. was established in 1996 and is primarily engaged in the automotive manufacturing industry [2] - The company has a registered capital of approximately 992.18 million RMB and has invested in 119 enterprises [2] - It has participated in 5000 bidding projects and holds 3129 trademark records and 5000 patent records, along with 964 administrative licenses [2]

Group 1 - The State Intellectual Property Office of China shows that Beiqi Foton Motor Co., Ltd. has applied for a patent titled "Vehicle Control Method, Device, Storage Medium, and Vehicle," with publication number CN119953230A, and the application date is November 2023 [1] - The patent involves a vehicle control method that includes obtaining the state of charge (SOC) value of the vehicle's power battery and adjusting the current output power of the fuel cell based on the SOC value when it is outside a first preset range, aiming to maintain the SOC value within that range [1] - This method helps to control the output power of the vehicle's fuel cell during operation, preventing issues such as high throughput, increased temperature, shortened lifespan of the power battery, and reduced vehicle performance at low SOC values [1] Group 2 - Beiqi Foton Motor Co., Ltd. was established in 1996 and is located in Beijing, primarily engaged in the automotive manufacturing industry [2] - The company has a registered capital of 791,740.0367 million RMB and has invested in 64 enterprises, participated in 5,000 bidding projects, and holds 1,517 trademark records and 5,000 patent records [2] - Additionally, the company possesses 3,080 administrative licenses [2]

Group 1 - BYD Company Limited has applied for a patent titled "A Method, Device, Storage Medium, and Vehicle for Identifying Road Surface Types," with publication number CN119888651A, filed on November 2024 [1] - The patent aims to improve the accuracy of road surface type identification by utilizing a method that involves obtaining road images, dividing them into left and right sub-images, and identifying the surface types for each sub-image [1] - BYD Company Limited was established in 1995 and is based in Shenzhen, primarily engaged in the manufacturing of electrical machinery and equipment, with a registered capital of 2,909.27 million RMB [1] Group 2 - BYD Auto Industry Company Limited, founded in 2006 and also located in Shenzhen, focuses on automobile manufacturing, with a registered capital of 375.77 million USD [2] - The company has made investments in 333 enterprises and participated in 2,136 bidding projects, holding 20 trademark records and 784 patent records [2] - BYD Auto Industry Company Limited possesses 5,737 administrative licenses [2]