Pneumatic waste collection systems(PWCS)is an advanced waste collection technology with tremendous developing potential.It has the advantages of efficiency,green,no secondary pollution,being closed and automated.The PWCS is currently more mature overseas,while this technology is just starting up in China.It is necessary for us to understand the present application situation and operational status of PWCS in home and abroad.This paper introduced the application,waste separation management model and waste treatment capacity of PWCS in the world through analyzing 66 practical projects.It also summarized the characteristic parameters of various components,operating costs,and failure issues of the existing PWCS,and proposed some suggestions for the future improvement,which can provide reference for the development of PWCS in China.