Group 1 - The company announced a change in leadership, with Lu Zhenghua being recommended as the new director and general manager, while Wu Xibin will no longer hold these positions [1][2] - The adjustment in the board of directors requires approval from the shareholders' meeting as per legal and regulatory requirements [2] Group 2 - The company reported significant sales figures in the diesel engine market, with Weichai exceeding 150,000 units and Yuchai holding nearly 15% market share [7] - The company launched its first 800V high-voltage fast-charging electric truck with a range of 400 kilometers, indicating a push towards electric vehicle innovation [9] - In February, over 7,400 new energy heavy trucks were sold, with major competitors like XCMG, SANY, and Dongfeng vying for market leadership [9]