This standard specifies the terms and definitions, general requirements, traceability system functions, traceability coding rules, traceability information requirements, traceability identification requirements, traceability information query requirements, traceability information collection requirements, traceability information management requirements, and traceability requirements in the salt safety information traceability system. System construction and management requirements. This standard is applicable to the construction of salt safety information traceability systems for salt production enterpris s and wholesale enterpris s.