In Luocun Town, Zichuan District, Zibo City, Shandong Province, next to the Zhangtai Line, the main traffic artery that runs through the north and south, there is a green intelligent heavy truck battery swap station that has been successfully operated for more than a year. After the electric heavy-duty freight truck drives into the station, it only takes a few minutes to complete the battery replacement automatically, just like depositing and withdrawing from the "battery bank", saving time, eff