Enterprise C is an online payment mechanism, it has a large number of business systems and payment data. In pace with the growth of the business, the pressure of the system is getting bigger and bigger. So that the payment requests from the clients cannot be responded in time, the transaction success rate cannot be guaranteed, the personnel of maintenance and client services cannot deal with the problems. Enterprise C later found the cloud monitoring service is very practical, according to the need to customize the monitoring of the load on the server, application system and database, and based on the cloud monitoring provides intelligent data analysis, are prepared ahead of redundant systems to cope with the peak business. The accurate alarm helps in shorten the system recovery time and raise the payment success rate, the working pressure of the client services reduces immediately. After using the Ctclouds cloud monitoring service, the failure rate reduces 95%, the payment success rate raises 80%, the working effort of client services reduce 60%, the enterprise management costs reduce 50%.