This paper uses shift share analysis to disintegrate the growth rate of Chongqing industry during 2006-2010 into regional growth share,industrial restructure shift share and regional shift share,studies 38 industrial sectors of Chongqing to find structural effect and competitive effect of each industrial sector,analyzes the calculated results and indicates that the majority of Chongqing's 38 industrial sectors belongs to growth sectors in the nationwide range and hais certain nationwide competence.