The international symposium on Physics in Collision is a conference series that began in 1981 in Blacksburg, Virginia, USA. The program of the conference is composed of invited talks and contributions in poster session. The XXXIII international symposium on Physics in Collision will take place at IHEP, Beijing, P. R. China from 03 - 07 September 2013. Invited speakers review and update key topics in elementary particle physics with the aim of encouraging informal discussions on new experimental results and their implications