第一商用车网·2025-11-15 06:16Core Viewpoint - The domestic internal combustion engine market shows a mixed performance with a month-on-month decline in October 2025, but a year-on-year growth remains strong, driven by macro policies and market demand [1][22]. Sales Performance - In October 2025, internal combustion engine sales reached 4.5326 million units, a month-on-month decrease of 10.58% but a year-on-year increase of 10.16%. Cumulative sales from January to October totaled 44.2357 million units, reflecting a year-on-year growth of 15.22% [1]. - Diesel engine sales in October 2025 were 399,100 units, down 5.39% month-on-month but up 11.42% year-on-year. Cumulative sales for the year reached 4.2255 million units, marking a year-on-year increase of 5.93% [3]. - Multi-cylinder diesel engine sales in October 2025 were 320,800 units, a month-on-month decline of 7.04% but a year-on-year increase of 15.14%. Cumulative sales from January to October reached 3.4167 million units, with a year-on-year growth of 6.41% [5]. Market Dynamics - The commercial vehicle market showed resilience with multi-cylinder diesel engine sales in October 2025 reaching 176,600 units, a month-on-month increase of 3.60% and a year-on-year increase of 28.39%. Cumulative sales for the year were 1.6611 million units, reflecting a year-on-year growth of 8.53% [15]. - The top ten companies in multi-cylinder diesel engine sales accounted for 78.26% of total sales, a slight increase from 78.06% in the previous month [5]. Company Rankings - Weichai remains the leader in multi-cylinder diesel engine sales with 648,500 units sold from January to October 2025, achieving a year-on-year growth of 4.58% and a market share of 18.98% [10]. - Yuchai ranks second with cumulative sales of 474,600 units, a significant year-on-year increase of 27.22%, capturing a market share of 13.89% [10]. - Yunnei Power and Anhui Quanchai follow in third and fourth places, with cumulative sales of 292,100 units and 281,200 units respectively, both showing positive year-on-year growth [10][11]. Future Outlook - Despite the month-on-month decline in multi-cylinder diesel engine sales, the year-on-year growth remains robust, indicating a potential for continued market expansion in the remaining months of 2025 [22].