This document stipulates the basic requirements, evaluation indicators and requirements, evaluation methods and classification of semi-trailer product quality and corporate standard levels. This document is applicable to the evaluation of cargo semi-trailer quality and corporate standard levels. Relevant agencies can refer to it when conducting quality grading and enterprise standard level assessment, "leader" evaluation and related certifications, and enterprise standards can be implemented as a reference.
T/CAAMTB 122-2023 history
2023T/CAAMTB 122-2023 Quality classification and "Leader" evaluation requirements for semi-trailers