According to the UN comrade statistics from 2003 to 2013,this paper analyzes the development status of high-tech intra-industry trade between China and ASEAN by calculating the GL index and the MIIT index,and also horizontal and vertical intra-industry trade based on GHM methods. Then,the determinants of intra-industry trade are studied by adopting the panel data model. Finally,the related policy recommendations are provided on the basis of research findings.