Enterprise informatization construction involves many aspects, and its core is how to use information technology to help enterprises' business growth. The systems that can be used include ERP, supply chain management system, R&D system, quality system, customer relationship management system, financial system, human resources system and e-commerce system.
Cloud computing is a way to realize these systems. For example, SAAS provides software services in the cloud, IAAS provides hardware services in the cloud, and PAAS provides a platform for enterprise software.