Hungary's largest energy storage facility is currently under construction near Szolnok, with Chinese company Huawei involved in the solar energy project. The contract was signed in February, with MAVIR Ltd. 5 billion. IPP MET Group has put a 40M/80MWh BESS in Hungary into commercial operation, deployed using technology from Huawei. The 2-hour battery energy storage system (BESS) is the largest in Hungary, Switzerland-headquartered MET Group said, deployed at its Dunamenti thermal power plant in Százhalombatta. One of Hungary's largest battery energy storage facilities has been completed in Szolnok. ROCKSTEADY ENERGY provides mobile photovoltaic containers, industrial lithium battery packs, base station power solutions, containerized BESS, and complete renewable energy storage systems.