Business and Commerce
| Tue 28 Jul 2026
Beijing, July 28 -- Xinjiang Changji Yinggema Coal And Electricity Invest Co Ltd has applied Chinese patent for Coal Mine Production Business Optimization Method Based on Industrial Knowledge Graph. Wei Lifeng, Li Mingming, Chen Ke, Dong Liang, Ma Shengqiang, Shan Chong, Liu Hongkun, Cao Rongqin, Xu Wei, Gao Qiang, Zhang Zhen, D..