This standard specifies the technical requirements for the encoding, barcode representation and barcode symbol of assets. This sta

This standard specifies the technical requirements for the coding, barcode representation and barcode symbol of service objects in

This standard specifies the classification, coding and classification code of logistics information. This standard applies to the

This standard provides the application principles, functions, technical architecture, system integration and development methods o

This standard specifies the basic principles, index classification and codes for the establishment of an enterprise credit evaluat

This standard specifies the content of credit evaluation of qualified suppliers, credit evaluation levels and expression methods,

This standard specifies the requirements for the formulation of credit standards and the implementation of credit standards. This

This standard specifies the terms and definitions, product classification, requirements, test methods, inspection rules, marking,