| 1. | Electrict power company of helongjiang jixi mineing group 黑江鸡西矿业集团电力公司 |
| 2. | Conceptions for the development of datong coal mining group 浅析大同煤矿集团的发展思路 |
| 3. | Cmanagement of oil and grease in yanzhou mine group 从油品发展趋势看兖矿集团公司的油脂管理 |
| 4. | Study on surrounding rock stability of deep mining in kailuan mining group 开滦矿区深部开采中巷道围岩稳定性研究 |
| 5. | Coal chemical engineering developmental direction of datong coal mining group company 大同煤矿集团煤化工的发展方向 |
| 6. | Prediction and forecast techniques for spontaneous combustion in linzhou mining group 灵州集团防治自然发火预测预报技术 |
| 7. | Technology transform of hebi coal mine group company no . 6 coal mine preparation factory 鹤煤集团公司六矿选煤厂技术改造 |
| 8. | Shandong salt mine group 山东盐矿集团 |
| 9. | Thinking about the developing stratagem of chemical engineering of datong coal mine group 大同煤矿集团煤化工发展战略的思考 |
| 10. | Practice on harnessing spontanrous combustion of coal gangue in datong coal mines group co 大同煤矿集团公司自燃矸石山治理实践 |