发展煤炭多种经营应注意的几个问题杨文明选好项目由于煤炭多种经营产业普遍进入市场较晚，信息闭塞，经验有限，可以借鉴沿海地区在改革开放初期实行的“三来一补”策略。当前，我国经济发展正由沿海开放地区向中西部大转移。大部分地处中西部的煤炭企业应把握机遇，审时... Several issues that should be paid attention to in the development of coal diversification Several items selected by Yang Wenming Because coal multi-industry industries generally enter the market later, information is obstructed, and experience is limited, it is possible to draw lessons from the practice of “three arrivals and one supplement” implemented in coastal areas in the early period of reform and opening up. Strategy. At present, China’s economic development is shifting from the open coastal areas to the central and western regions. Most of the coal companies in the Midwest should seize the opportunity to review the time...