In order to make sure the safety of roadway retracement and the support quality of roadway, the anchor cable and flexible net combined support technology was adopted in 80906 fully mechanized working face ending mining of No. 2 Mine of Yangquan Mining Industry. The result showed that the technology was safer than the traditional support, which realized the whole net of working face, the good effect of whole laying, without combined net, could save a lot of labor and time, effectively improved the working effect of supporting-removing roadway construction and safety.