The core activity of Moulin SA - IT Systems is to provide IT services and solutions to businesses and individuals. This includes: Providing and installing IT equipment; Supporting and maintaining IT systems, including data recovery and backup; Managing IT infrastructures, including servers, networks, cloud services, and data centers; Supporting applications and systems, including Windows, MacOS, Linux, Android, and IOS; and Remote maintenance and support of IT systems. Overall, the company focuses on providing comprehensive IT services to support customers in managing and operating their IT systems.