Abstract: In order to implement the comprehensive transportation management and control (hereinafter referred to as control) mode driven by the passenger and freight transport demand, integrate the management and control process into the production business processes of China-Laos Railway dispatching, train affairs, passenger transport, freight transport and international intermodal transport, this paper studied on the overall architecture of the passenger and freight transport integration platform of China-Laos Railway running through the whole process. It was adopted micro service components, followed the information system design concept of platform + application, system integration and lightweight application, and implemented the efficient and convenient management of passenger and freight transportation, operation management and control, intelligent analysis and other businesses through the micro service of production business. The application of the overall architecture of the passenger and freight transport integration platform in the China-Laos Railway project has improved the passenger and freight transport efficiency and the information based level of the China-Laos Railway.