to Preko on the island of Ugljan. It is part of a pilot project with the Croatian company AIR-RMLD, which develops commercial and industrial services by using drones. The new tests will demonstrate the possibilities of using drones in the delivery of letters and parcels between post offices and indicate the needs of the Croatian Post for this type of technology. New infrastructure In May 2017, with the laying of the foundation stone, the construction of the New Sorting Center in Velika Gorica began, a project worth HRK 350 million. The new sorting center was officially opened in September 2019 and is the largest investment in the history of the Croatian Post. The total area of the facility is 32,000 square meters, while the horticultural landscaped areas cover 16,000 square meters. The complex employs more than 1,500 workers (sorting, postal and parcel logistics, transport and rolling stock, IT and data center, business support). The high rack warehouse has a capacity of 8,000 pallet spaces and a total carrying capacity of 6,400 tons. The capacity of the automatic package processing machine is 15,000 shipments per hour, package weight from 100 grams to 30 kilograms. Six automatic mail sorting machines help sort regular-sized letter-post items. At a speed of 230,000 items per hour and with exceptional accuracy, automatic mail sorting machines ensure timely delivery to customer addresses. Five machines are located in the New Sorting Center, while one mail sorting machine is installed in Split. The letter machine sorts by delivery area at a rate of 45,000 envelopes per hour. In July 2021, the construction of an office building began, thus beginning the 2nd phase of the construction of the New Sorting Center, which will complete the complex. The total gross area of the new office building is 6,223 square meters, and the net area is 5,600 square meters. The facility will have a ground floor and four floors with office space, meeting rooms and auxiliary and technical rooms. In March 2022, a new business facility of the Croatian Post worth HRK 60 million was ceremoniously opened in the Bakar-Kukuljanovo industrial zone. Covering the area of 4,200 square meters, there are spaces for sorting, transportation, and delivery of packages, distribution center and workshops, with more than 300 employees of the Croatian Post working at the new location. With the opening of the Kukuljanovo Business Facility, the largest investment cycle in the history