SAP HCI is intended as Integration Platform-as-a-Company (PAAS) which really helps to combine many unbiased devices/purposes for a company approach. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid model. HCI provides Adapters (Connectivity choices) like: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. A https://sap-s-4hana-cloud70258.actoblog.com/28716126/hana-cloud-integration