Highnix provides a secure and compliant InvoiceNow integration service for organisations using SAP and other non-Highnix ERP systems. Our Content Relay approach enables businesses to transmit IMDA-accredited InvoiceNow and GST InvoiceNow documents to the nationwide Peppol network without replacing their existing ERP landscape. The solution is designed to align with IRAS reporting requirements, supports current and future SAP environments including S/4HANA, and allows customers to retain full control over their invoice data generation while leveraging Highnix as a certified transmission and compliance gateway.