According to statistics from the China Internal Combustion Engine Industry Association, in August 2026, sales of multi cylinder diesel internal combustion engines reached 320000 units, a month on month increase of -2.20% and a year-on-year increase of 4.34%; The sales volume from January to August was 3.0328 million units, a year-on-year increase of 10.25%. The top selling companies are Weichai, Yuchai, Quanchai, Yunnei, Xinchai, Dongfeng Cummins, Yituo, New Power Technology, Jiangling Motors, and Jiefang Power.