In recent years, with the progress of cloud development in various industries, public cloud has gradually been unable to meet the needs of the development of government, medical care, and large enterprises. By building a private cloud, not only can it take advantage of the scalability and high availability of cloud computing, but it does not require fundamental changes to the infrastructure. The public cloud is beneficial to startups that don't want to pay a lot of upfront capital expenditures for equipment. But for industry customers with higher security requirements such as governments, medical and large enterprises, public clouds can no longer meet their high-standard requirements. By deploying private clouds, IT departments can deploy their The platform system takes full advantage of the high security and flexible deployment of the private cloud. Private cloud solutions also include capacity planning, cost monitoring, solution optimization and cloud resource management for the entire product life cycle. The private cloud is built for a single customer to use, so it can provide reliable and autonomous control over data, security, and service quality. If governments, hospitals and other industries choose to use private clouds, they can not only deploy infrastructure independently, but also control the way applications are deployed on this infrastructure. Private clouds can be deployed in the firewall of the data center, or they can be deployed in a safe hosting place, the private cloud overall solution not only saves customers' cost input, but also brings more security to customers.