Group 1 - The core point of the news is that Chongqing Changan Automobile Co., Ltd. has applied for a patent related to a method for determining distance, which aims to improve the accuracy of distance measurement between vehicles and target objects [1][2]. Group 2 - The patent application, published as CN120942361A, was filed on July 2025 and addresses inaccuracies in existing technologies for measuring the distance between vehicles and target objects [1]. - The method involves obtaining motion parameters of the target object, including its acceleration relative to the vehicle, and dynamically adjusting the measurement distance based on the vehicle's actual driving state [1]. - Chongqing Changan Automobile Co., Ltd. was established in 1996 and is primarily engaged in the automotive manufacturing industry, with a registered capital of approximately 992.18 million RMB [2]. - The company has invested in 119 enterprises and participated in 5,000 bidding projects, holding 3,129 trademark records and 5,000 patent records [2].