Development status and suggestions of open-cut mining technology in China

The paper compared and analyzed the development of the open cut coal mines between at home and abroad.The Chinese open-cut mining industry exposed a series of deficiencies and problems.We should solve the problems by a technological breakthrough.The technical problems and research ideas are proposed in the areas of resources conservation,cost-cutting and environmental protection.At last,paper makes recommendations to improve Chinese opencast coal mining level,such as speeding up the process of mining technology study and equipment localization,providing policy support and strengthen international exchanges,and put the Chinese open-cut coal mining on a sustainable path towards future growth.