Recently, at the important China - Vietnam land transport hub, the Puqian - Xinqing Smart Port, the X5000E, the world's first pre - installed mass - produced dual - redundant L4 - level intelligent driving new energy heavy truck jointly developed by SHACMAN and Karl Power, successfully completed the cross - border single - vehicle unmanned driving test and verification from the Puqian Cargo Supervision Center to the Baoyuan Freight Yard in Vietnam. This achievement has expanded the operation scenarios of L4 - level intelligent driving heavy trucks to cross - border ports.