Abstract: The Xiaojianshan gold deposit in Shanshan,Xingjiang,is located in the east of the Kanggurtag gold belt which is in the Aqishan Yamansu island arc belt in the northeast of Tarim plate.It is controlled by the ductile shear zone in the south of Kushui large fault.The gold deposit is divided into altered rock type gold deposit and quartz vein type gold deposit.Three gold deposits of the large altered rock type,being occur in the contact zone of andesitic tuff with dacitic tuff,being and two quartz vein type gold deposits have been confirmed.Kanggurtag gold belt is controlled by sub-ductile shear zone of the Kushui large fault and is a middle-lower temperature hydrohhermal deposit.