Abstract: In this paper,based on the 2002 AWS Welding Show in Chicago,IL,USA which represents the latest technology and tendency in the brazing soldering field around the world,the novel projects of brazing study are analyzed with the understanding of the recent literatures.At the same time,it is found that the study on brazing technology has been developed to numerical and simulating period.The key research issues come to focus on the precise control and essential mechanism of brazing.Thus this report may provide some suggestions to keep up with the development of the brazing study.