The securities market is an important part of the complete market system, which has an important impact on the operation of the whole economy. The safe and stable operation of the securities trading system is a subject of great concern to the securities industry. This study designs a real-time monitoring system (RSCMS), which can quickly and flexibly monitor the network connectivity and operation of business functions of various trading systems in securities companies, in order to improve the real-time monitoring efficiency of the departments and provide the basis for data evaluation of the operation of the system. This study focuses on the solution of key technology of monitoring system, and provides a successful case in the operation of securities companies.