DONGFENG GROUP(HK:00489) Jin Rong Jie·2026-01-02 08:48Group 1 - Dongfeng Motor Group Co., Ltd. has applied for a patent titled "Automobile DTS Virtual Matching Analysis Method, Device, Equipment, and Readable Storage Medium," with publication number CN121257063A and application date of September 2025 [1] - The patent describes a method that constructs a multi-dimensional tolerance dimension chain model based on vehicle assembly strategies and collects actual positioning deviation data, transforming complex tolerance influencing factors into structured data [1] - This method offers a more comprehensive and precise representation of tolerance transfer paths compared to traditional empirical defect chain decomposition, providing a reliable data foundation for subsequent analysis [1] Group 2 - Dongfeng Motor Group Co., Ltd. was established in 2001 and is located in Wuhan, primarily engaged in the automotive manufacturing industry [2] - The company has a registered capital of 858,937,000 RMB and has made investments in 45 enterprises, participated in 5,000 bidding projects, and holds 5,000 patent records [2] - Additionally, the company possesses 156 administrative licenses [2]