uot;MARGIN: 0cm 0cm 0pt" class=MsoNormal>The Qinhang belt is located along the Qinhang (uot;urn:schemas-microsoft-com:office:smarttags" />uot;on">Qinzhou uot;on">Bay to uot;on">Hangzhou uot;on">Bay) or uot;on">Shihang uot;on">Shiwandashan Mt. to uot;on">Hangzhou uot;on">Bay) Neoproterozoic suture in uot;on">South China, which separates the Yangtze craton and Cathaysian Blocks. Based on the previous researches, the authors recognize these deposits in two episodes, i.e. Neoproterozoic marine exhalative Cu-Zn deposits, and Yanshanian granitoids related W-Sn-Cu-Pb-Zn deposits. The large-scale Late Jurassic granite related W-Sn deposits associated with the crust-source granites with input of the mantle substances at 160uot;FONT-FAMILY: 宋体; mso-ascii-font-family: ’Times New Roman’; mso-hansi-font-family: ’Times New Roman’">~150 Ma, which are inferred to be the result from subducted plate window in the central part in South China and bounded in west by the Qinhang suture, where a lot of large and supper large tin and tungsten deposits developed.