2025-06-17 00:00:00 MSG Mobile Approval Application PT. Mitra Sistematika Global was created to facilitate users in doing approval from each system of PT. Different Global Systematics Partners. Users can directly approve this application without having to enter into each of the PT applications. Global Systematics Partners. Some of the applications in the MSG Mobile Approval include: - PO Approval - Sales Analysis - Easy Billing - Prepayment