Abstract: Jiazi Hill lead and zinc ore of Wengniute Banner,Inner Mongolia province found in acidic volcanic breccia tuff of the Middle Jurassic,Pb-Zn deposit Causes of the low-temperature hydrothermal alteration fracture type,subjecting to the control of North-west fault structure.Through exploration in the district to Lead,zinc,silver and poly-metallic ore,and the use of geological,geophysical,geochemical comprehensive means find out the distribution range of the number and scale of the surface orebody.In the deep adopt drilling project to identify the ore body shape,occurrence,quality of the ore changes,to determine the potential for mineral resources and ore prospects in the lead-zinc poly-metallic ore in the district.