IT/OT integration is the foundation for digital transformation and smart factory concepts. This white paper illustrates how connecting ERP, MES/MOM and automation systems enables manufacturers to streamline order management with transparent, paperless workflows and real-time data across production. This improves flexibility, efficiency and product quality while reducing manual effort, errors and costs. As an accessible first step towards Industry 4.0, IT/OT integration unlocks immediate operational benefits and long-term competitiveness.