GB/T 19488.1-2004 Data elements for e-government—Part 1:Specification for design and management

GB/T 17295-1998 Codes for units of measure used in international trade GB/T 18391.1-2002 Information technology—Specification and standardization of data elements—Part 1:Framework for the specification and standardization of data elements GB/T 18391.2-2003 Information technology—Specification and standardization of data elements—Part 2:Classification for data elements GB/T 18391.3-2001 Information technology—Specification and standardization of data elements—Part 3:Basic attributes of data elements GB/T 18391.4-2001 Information technology—Specification and standardization of data elements—Part 4:Rules and guidelines for the formulation of data definitions GB/T 18391.5-2001 Information technology—Specification and standardization of data elements—Part 5:Naming and identification principles for data elements GB/T 18391.6-2001 Information technology—Specification and standardization of data elements—Part 6:Registration of data elements GB/T 19487-2004 Business process design method general specification for electronic government GB/T 2312-1980 Code of Chinese graphic character set for information interchange—Primary set GB/T 2659-2000 Codes for the representation of names of countries and regions GB/T 2659.1-2022 Codes for the representation of names of countries and their subdivisions—Part 1:Country code GB/T 2659.2-2022 Codes for the representation of names of countries and their subdivisions—Part 2:Country subdivision code GB/T 2659.3-2023 Codes for the representation of names of countries and their subdivisions—Part 3:Code for formerly used names of countries GB/T 7408-1994 Data elements and interchange formats—Information interchange—Representation of dates and times GB/T 7408-2005 Data elements and interchange formats—Information interchange—Representation of dates and times GB/T 7408.1-2023 Date and time—Representations for information interchange—Part 1:Basic rules GB/T 7408.2-2025 Date and time—Representation for information interchange—Part 2:Extensions