In February 2012, the national automobile production was 1,608,651 vehicles, an increase of 23.79% from the previous month, an increase of 28.48%; sales of 1,567,061 vehicles, an increase of 12.75% from the previous month, an increase of 24.51%; in January and February 2012, the national automobile production and sales were 2,903,495 vehicles and 2954270 vehicles, down 4.93% and 5.96% respectively. In February, China's engine production and sales completed 152,1600 units and 1,525,486 units respectively. In January and February 2012, the total production and sales of 27,268,012 units and 2,673,193 units were completed, a decrease of 5.67% and 10.91% respectively over the previous year. Vehicle diesel engine enterprise In February 2012, China's diesel engine production and sales were 342,977 units and 3,600,010 units respectively. In January and February 2012, 581,025 units and 567,581 units were completed, a decrease of 17.13% and 22.06% respectively over the previous year. Yield From the production of diesel engines in February 2012: Yuchai, China FAW, Quanchai, Yunnei Power, Weichai Jiangling Holdings, Dongfeng Motor, Shandong Huayuan Laidong, Chaochai and Weichai Power Yangchai are among the diesel engines. The top ten enterprises have output of 63,940 units, 47,617 units, 41,595 units, 24,005 units, 22,383 units, 19,241 units, 15,967 units, 15,703 units, 15,541 units and 14,571 units, respectively accounting for 18.64% and 13.88% of the total diesel engine output. 12.13%, 7.00%, 6.53%, 5.61%, 4.66%, 4.58%, 4.53%, 4.25%. The above-mentioned ten enterprises produced a total of 280,563 diesel engines, accounting for 81.80% of the total diesel engine production. From the production of diesel engines in January-February 2012: Yuchai, China FAW, Quanchai, Yunnei Power, Weichai, Jiangling Holdings, Dongfeng Motor, Shandong Huayuan Laidong, Chaochai and Weichai Power Yangchai Diesel Engine It ranks among the top ten diesel engines in total, with output of 107,466, 76,519, 7,1080, 40,269, 38,989, 33,454, 27,932, 27,057, 25,648, and 24,962 units, respectively. 18.50%, 13.17%, 12.23%, 6.93%, 6.71%, 5.76%, 4.81%, 4.66%, 4.41%, 4.30%. The above ten enterprises produced a total of 473,376 units, accounting for 81.47% of the total cumulative production of diesel engines. In January-February 2012, the cumulative output of the top ten diesel engines was compared with that of the same period of the previous year. There were three companies in the growth, seven companies in the decline, and three companies with cumulative production growth: Weichai Power Yangchai The cumulative increase was the largest at 14.84%. Jiangling Holdings and Yuchai increased in single digits, with cumulative growth rates of 5.37% and 4.84%, respectively. The situation of the seven enterprises in the downward trend: the decline of Weichai is 55.69%, the decline of Dongfeng Motor is 42.82%, the decline of Chaochai is 30.71%, the decline of China FAW is 23.74%, the decline of power within the cloud is 17.53%, and the decline of all diesel is the smallest. It is 0.45%. Sales volume From the sales of diesel engines in February 2012: Yuchai, Quanchai, China FAW, Weichai, Yunnei Power, Jiangling Holdings, Weichai Power Yangchai, Shandong Huayuan Laidong, Dongfeng Motor and Chaochai respectively The top ten sales of diesel engines were 74,488 units, 44,598 units, 44,244 units, 30,473 units, 25,764 units, 19,197 units, 18,243 units, 17,119 units, 15,558 units and 14,517 units, respectively accounting for 20.35% of the total diesel engine sales. 12.18%, 12.09%, 8.33%, 7.04%, 5.24%, 4.98%, 4.68%, 4.25%, 3.97%. The above ten companies sold a total of 304,201 diesel engines, accounting for 83.11% of the total sales of diesel engines. Machinery Equipment Parts,Cutting Machine Parts,Stainless Steel Casting, Olym Metal Products Co., Ltd. , http://www.china-steel-casting.com