The Dayingezhuang gold deposit in the Jiaodong area,Shan dong Province,is a hidden(to a burial depth of more than 250 m from the surface),mesothermal,alteration-type gold deposit in a fractured zone.It has been mined for more than ten years.Check drilling has revealed that the orebody has a tend ency of the second enrichment at depth.The orebody has a controlled maximum dip width of 890 m or more and still extends downward without pinching out,indicating that the deposit has very vast ore prospects at depth.