The utility model relates to a cloud computing based safe transport monitoring system of a passenger car. The monitoring system comprises a passenger transport monitoring center, the passenger transport monitoring center is in communication connection with a cloud computing platform, and the cloud computing platform is in communication connection with an intelligent passenger car monitoring terminal. The cloud computing platform comprises a cloud computing data analysis unit, a historical transport database server of the passenger car, a data storage unit, a GIS server and a network communication server, wherein the historical transport database server of the passenger car, the data storage unit, the GIS server and the network communication server are connected with the cloud computing data analysis unit. The passenger transport monitoring center is in communication center with the historical transport database server of the passenger car. The intelligent passenger car monitoring terminal is provided with a data storage module, a GPS module, a high-definition camera module, a working condition interface module of the passenger car, a second wireless communication module, a data processing module, an alarm module, a liquid-crystal-screen handwriting input identification module and an LCD module, wherein a first wireless communication module is in communication connection with the second wireless communication module. The cloud computing based safe transport monitoring system of the passenger car can share data, and is high in the reliability and low in the cost.