Prof. dr Tomo Popovic developed a secondment with DNET in the period 28 Dec 2022 to 27 Jan 2023. During that time UDG and DNET continued work on WP4 and WP5 activities. We organized several meetings/workshops. Also, representatives from DNET and UDG visited a workshop on Industry 4.0 organized by company Metalac in Gornji Milanovac, Serbia.