Yang Tao said that, at this time, high-margin products as well as the diversification of the coal enterprises to be affected are relatively small.
杨涛称，在这个时候，产品毛利率高以及多元化经营的煤炭企业受影响的程度相对要小。
Enterprise has more than coal washery to carry out technological transformation, technology-oriented products, coal washing small enterprises.
企业先后对多家洗煤厂进行技术改造，技术产品面向中、小洗煤企业。
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