SAP HCI is created as Integration System-as-a-Support (PAAS) which helps you to integrate a number of impartial devices/apps for a company course of action. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid design. HCI delivers Adapters (Connectivity selections) for instance: Cleaning soap Adapter, IDoc, https://s4-hana-cloud-trial71481.blogunteer.com/27756586/hana-cloud-integration