8月28日，同煤集团总工程师于斌主持召开技术工作例会。
August 28, with the Coal Bin, chief engineer at the regular meeting hosted technical work.
同煤集团总工程师于斌以及公司有关单位和部门负责人等与课题组一行进行了座谈。
Chief Engineer with the Coal Bin, as well as companies in the relevant units and departments, such as with the discussion group leader and his party in a meeting.
于斌向课题组一行简要介绍了同煤集团的基本情况，重点就企业煤矸石的综合利用情况作了介绍。
Yu Bin a brief introduction to the discussion group with the Coal line of basic information, focusing on the situation on the comprehensive utilization of coal enterprises are introduced.
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