 
        Yuzhou mining branch of Kailuan Group is located in Yuxian, Zhangjiakou. Its six coal mines have built dry coal preparation plants with a total capacity of 9.0mt/a. Among them, the 3.0mt/a dry preparation plant of Danhou coal mine was built in 2008 and is still operating good, and won the title of "top ten coal preparation plants in China".
| ITEM | yield Wt% | ASH Ad% | Qnet,ar,Kcal/kg ? NET CALORIFIC VALUE Qnet,ar,Kcal/kg | 
| RAW COAL | 100 | 46.78 | 2816 | 
| CLEAN COAL | 73.00 | 33.62 | 3605 | 
| REJECT | 27.00 | 82.36 | 683 | 
 
        