From January to August 2011, the national heavy mining machinery industry maintained a steady growth trend. The growth rate of total industrial output value and sales output value was 27.4% and 27.88% respectively; the growth rate of export delivery value increased significantly, reaching 11.92%, cumulative year-on-year 28.73 percentage points increase.

1. Steady growth in production and sales growth From January to August 2011, the national heavy mining machinery industry had achieved a total industrial output value of 548.463 billion yuan, a year-on-year increase of 27.40%, and a sales value of 531.556 billion yuan, an increase of 27.88% year-on-year. The sales ratio was 96.91%. .

Second, the growth rate of export delivery value increased significantly from January to August 2011, heavy mining machinery industry completed a total export delivery value of 37.786 billion yuan, an increase of 11.92%.

3. The growth rate of output of main products was basically the same. From January to August of 2011, the growth rate of mining-specific equipment, cranes, and metal rolling equipment increased steadily among various products in the heavy mining machinery industry. Among them, the highest growth rate of cranes, an increase of 28.98%. The growth rates of metal smelting equipment, conveying machinery (conveyors and hoists), and speed reducers all dropped significantly, and the conveying machinery (conveyors and hoists) fell by 33.64 percentage points year-on-year.