Abstract：The mining method was studied combined with the occurrence condition of the No. 3 coal seam of Zhaozhuang coal Co., original roadway. Layout and other factors, and mining process analysis, parameter calculation and equipment selection were carried out. It laid the foundation for a safe and efficient mining of remained coal resources, and realizing green mining, meanwhile providing a reference for the similar conditions of remained coal resources exploitation.

Keyword：remaining coal;pillar actual mining;lower slicing mining;mining under village;