In view of the difficult roadway support problem of deep portion soft coal seam in Jinneng group Xingdong Coal Mine,the combining support plan was proposed based on the analysis of support mode,and mechanics mechanism analysis was carried on comprehensive and systematical analysis and the combining support technology was researched in deep high stress soft crag roadway in Xingdong Coal Mine.The rerult shows that the roadway support in Xingdong Coal Mine has obtained good technology effect and economic effect.