According to the latest data from the China Internal Combustion Engine Industry Association, in December 2024, internal combustion engine sales reached 4.6994 million units, up 1.50% month-on-month and up 18.73% year-on-year; power output completed 294.6606 million kilowatts, up 1.20% month-on-month and up 10.33% year-on-year.

For the full year of 2024, sales totaled 47.7216 million units, up 6.67% year-on-year; full-year power output completed 2,920.1469 million kilowatts, up -1.41% year-on-year.

By fuel type

In December 2024, diesel internal combustion engine sales were 422,400 units (of which: 16,500 for passenger vehicles, 164,200 for commercial vehicles, 69,100 for construction machinery, 127,600 for agricultural machinery, 5,300 for marine, 38,200 for power generation, 1,000 for garden machinery, and 600 for general-purpose), while gasoline engine sales were 4.2740 million units.

For the full year of 2024, diesel engine sales were 4.9314 million units (of which 163,500 for passenger vehicles, 1.9510 million for commercial vehicles, 843,900 for construction machinery, 1.4884 million for agricultural machinery, 57,200 for marine, 408,600 for power generation, 8,800 for garden machinery, and 9,900 for general-purpose), while gasoline engine sales were 42.7519 million units.

By market application

In December 2024, under the comparable scope by application market, apart from declines in commercial vehicle, construction machinery, and garden machinery applications, all other categories grew month-on-month. Specifically: passenger vehicles up 2.96%, commercial vehicles up -0.64%, construction machinery up -4.52%, agricultural machinery up 1.02%, marine up 12.78%, generator sets up 1.86%, garden machinery up -2.58%, motorcycles up 0.36%, and general-purpose machinery up 15.65%.

In December 2024 compared with the same period of the previous year, construction machinery applications grew -2.76%; compared with the cumulative total of the previous year, construction machinery applications grew -4.97%.

In December, sales were 2.1285 million units for passenger vehicles, 207,400 for commercial vehicles, 73,600 for construction machinery, 551,000 for agricultural machinery, 5,300 for marine, 169,800 for generator sets, 151,500 for garden machinery, 1.3915 million for motorcycles, and 20,700 for general-purpose machinery.

For the full year of 2024, sales were 19.7684 million units for passenger vehicles, 2.3725 million for commercial vehicles, 906,600 for construction machinery, 5.2178 million for agricultural machinery, 57,200 for marine, 1.6197 million for generator sets, 1.5104 million for garden machinery, 16.0806 million for motorcycles, and 188,400 for general-purpose machinery.

Major product categories by single-cylinder and multi-cylinder and by application:

Single-cylinder diesel engines

In December, single-cylinder diesel engine sales were 87,400 units, up 2.43% month-on-month and up 6.85% year-on-year; full-year 2024 sales were 950,900 units, up -3.23% year-on-year. The top five companies were: Changchai, Changfa, Kaimier, Sifang, and Sanhuan.

Among them, single-cylinder diesel engines mainly supporting the agricultural machinery sector sold 75,400 units in December, up -2.42% month-on-month and up 5.13% year-on-year; full-year 2024 sales were 848,800 units, up -3.15% year-on-year.

Multi-cylinder diesel engines

In December, multi-cylinder diesel engine enterprises sold a total of 335,000 units, up 1.64% month-on-month and up -1.67% year-on-year; full-year 2024 sales were 3.9805 million units, up -3.71% year-on-year.Weichai、Yuchai、Yunnei, Jiangling, Quanchai, Xinchai, Dongkang,JiefangPower, Fukang, and Shanghai New Power ranked in the top ten in sales, accounting for 77.23% of total multi-cylinder diesel engine sales; in terms of market share: Weichai 18.68%, Yuchai 11.20%, Yunnei 8.49%, Jiangling 8.22%, Quanchai 7.55%, Xinchai 6.13%, Dongkang 4.91%, Jiefang Power 4.49%, Fukang 3.97%, and Shanghai New Power 3.58%.

In December, multi-cylinder diesel engine sales for commercial vehicles were 164,200 units, up -5.64% month-on-month and up -9.22% year-on-year; full-year 2024 sales were 1.9510 million units, up -4.76% year-on-year. The top ten in sales were Weichai, Jiangling, Yunnei, Yuchai, Fukang, Jiefang Power, Oukang Power, JAC, Dongkang, and Quanchai, with their top-ten sales accounting for 89.60% of total sales; Weichai held a leading share of 21.15% in the commercial vehicle multi-cylinder diesel engine market, followed by Jiangling 16.77%, Yunnei 9.12%, Yuchai 8.60%, Fukang 8.10%, Jiefang Power 6.06%, Oukang 5.25%, JAC 5.09%, Dongkang 4.90%, and Quanchai 4.57%.

In December, multi-cylinder diesel engine sales for construction machinery were 67,500 units, up -5.57% month-on-month and up -1.99% year-on-year; full-year 2024 sales were 831,000 units, up -4.12% year-on-year. The top ten in sales were Xinchai, Quanchai, Yunnei, Weichai, Yuchai,Caterpillar、Dongkang, Guangkang, Jiefang Power, and Shanghai New Power, with their top-ten sales accounting for 96.66% of their total sales.