Group 1 - The core point of the article is that Dongfeng Group's subsidiary, Lantu Automotive Technology Co., Ltd., has announced a tender for NVH equipment procurement with a budget of 1.58 million yuan [1] - The tender was published on September 1, 2025, indicating a future investment in technology [1] - Dongfeng Group holds a 79.67% stake in Lantu Automotive Technology Co., Ltd., reflecting significant ownership and control [1]