ERP Mobile App Development

I'm looking to develop a mobile app for an Enterprise Resource Planning (ERP) system. The app should primarily focus on Inventory Management and Accounting, with additional modules for Today's Sales, Pending Orders, and Production Status... (Budget: ₹1500 - ₹12500 INR, Jobs: Accounting, Android, ERP, Inventory Management, iPhone, Mobile App Development, Mobile Development, Software Architecture)