From July 11th to 13th, 2014, the 4th Fetal Medicine Conference was held in Shanghai. The conference was divided into three days, and each day focused on one or two topics. Famous fetal medicine experts from Canada, the Netherlands, Hong Kong and other domestic and foreign experts They did their own wonderful lectures. On the first day of the conference, in the topic of intrauterine infection chaired by Prof. Duan Tao, Prof. Sun Lizhou made a wonderful exposition on the progress of TORCH screening and diagnosis, and shared with Hu Yali the current problems in the screening and treatment of intrauterine infection in China. Professor and Professor Yang Huixia discussed together.