第一商用车网·2025-07-16 06:52Core Viewpoint - The internal combustion engine market in China is experiencing growth, with significant increases in both sales and production, particularly in the commercial vehicle sector, indicating a recovery trend in the industry [1][6][22]. Summary by Sections Internal Combustion Engine Sales - In June 2025, China sold 4.181 million internal combustion engines, marking a month-on-month increase of 3.38% and a year-on-year increase of 6.24%. The cumulative sales from January to June reached 25.185 million units, reflecting a year-on-year growth of 11.75% [1]. - The commercial vehicle market is recovering, with multi-cylinder diesel engines also showing positive growth. In June, 167,400 multi-cylinder diesel engines were sold, representing a month-on-month increase of 7.16% and a year-on-year increase of 16.08% [1]. Diesel Engine Sales - In June 2025, diesel engine sales reached 414,400 units, with a month-on-month growth of 3.36% and a year-on-year growth of 5.99%. The cumulative sales for the first half of the year totaled 2.664 million units, showing a year-on-year increase of 4.12% [2]. Multi-Cylinder Diesel Engine Performance - The multi-cylinder diesel engine market saw sales exceed 2.154 million units in the first half of 2025, with a year-on-year growth of 4%. In June, sales were 329,700 units, with a month-on-month increase of 3.28% and a year-on-year increase of 9.74% [5][6]. Commercial Vehicle Production and Sales - In June 2025, the production and sales of commercial vehicles reached 354,000 and 369,000 units, respectively, with month-on-month increases of 5.3% and 10.3%, and year-on-year increases of 7.1% and 9.5%. Cumulative sales for the first half of the year were 2.099 million units, reflecting a year-on-year growth of 4.7% [6]. Leading Companies in Multi-Cylinder Diesel Engine Sales - The top ten companies in multi-cylinder diesel engine sales accounted for 77.84% of total sales in the first half of 2025. Leading companies included Weichai, Yuchai, and Yunnei, with Weichai maintaining the highest cumulative sales of 376,500 units [10][16]. Monthly Sales Leaders - In June, Yuchai led the monthly sales of multi-cylinder diesel engines with 52,600 units sold, followed by Weichai with 46,000 units and Yunnei with 34,300 units. Most companies reported month-on-month growth [8][15]. Cumulative Sales Data - Cumulative sales data for the first half of 2025 showed that Weichai sold 376,500 units, Yuchai sold 308,000 units, and Yunnei sold 193,200 units, with respective market shares of 17.48%, 14.30%, and 8.97% [10][12].