DONGFENG GROUP(HK:00489) Jin Rong Jie·2025-12-02 00:34Group 1 - The core viewpoint of the news is that Dongfeng Motor Corporation has applied for a patent related to an electric vehicle battery system, which aims to enhance efficiency and reduce costs in electric vehicle technology [1][2]. Group 2 - The patent application, titled "Battery System for Electric Vehicles," was published under CN121019313A and was filed on September 2025 [1]. - The battery system includes a battery box, power battery, auxiliary battery, DC-DC converter, and battery management module, all designed to be integrated within a single battery box [1]. - The design allows for shared battery management systems between the power and auxiliary batteries, eliminating the need for separate housing and components, thus saving costs and space [1]. - The configuration reduces wire lengths between components, minimizing energy loss and further contributing to cost savings [1]. Group 3 - Dongfeng Motor Corporation was established in 2001 and is based in Wuhan, primarily engaged in the automotive manufacturing industry [2]. - The company has a registered capital of 858,937,000 RMB and has invested in 45 enterprises, participated in 5,000 bidding projects, and holds 5,000 patent records [2].