YC/T 631-2025Information classifying and coding of tobacco industry (English PDF)
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Issued by
State Tobacco Monopoly Administration
Level / Type
National · Recommended
Issue date
June 30, 2025
Implementation date
October 1, 2025
Scope
YC/T 631-2025 (Information classifying and coding of tobacco industry) is available as an English-translated PDF.
YC/T 631-2025 — This document specifies the basic methods, rules, and procedures for information classification and coding in the tobacco industry.
This document applies to the establishment of an information classification and coding system for the tobacco industry, and also to information during the construction of tobacco industry information systems. Classification and coding work.
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Document preview — YC/T 631-2025
National Standard of the People's Republic of China
Issued by: State Tobacco Monopoly Administration
Contents
- Preface
- 1 Scope
- 2 Normative References
- 3 Terms and Definitions
- 4 Principles
- 4.1 Systemic
- 4.2 Stability
- 4.3 Uniqueness
- 4.4 Extensibility
- 5 Basic Methods for Information Classification and Coding in the Tobacco Industry
- 6 Tobacco Industry Information Classification
- 6.1 Overview of Information Classification
- 6.2 Information Classification Framework
- 6.3 Information Classification Expansion and Refinement
- 7 Tobacco Industry Information Code
- 7.1 Overview of Information Encoding
- 7.2 Digital Object Classification Framework Coding
- 7.3 Digital Object Classification Extended and Refined Coding
- 7.4 Encoding 16 for Numeric Object Instances
- 8 Data Capability Element Coding in the Tobacco Industry (18)
- 8.1 Overview
- 8.2 Data Capability Element Coding Structure
- 8.3 Data Element Coding Rules
- 8.4 Data Model Element Coding Rules
- Appendix A (Informative) Reference Model for Business Architecture in the Tobacco Industry
- A.1 Overview
- A.2 Tobacco Industry Business Architecture Reference Model
- Appendix B (Informative) Examples of Expanded and Detailed Information Classification
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".
Drafting.
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed by the State Tobacco Monopoly Administration.
This document is under the jurisdiction of the Information Subcommittee of the National Tobacco Standardization Technical Committee (SAC/TC 144/SC 7).
1 Scope
This document specifies the basic methods, rules, and procedures for information classification and coding in the tobacco industry.
This document applies to the establishment of an information classification and coding system for the tobacco industry, and also to information during the construction of tobacco industry information systems.
Classification and coding work.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are listed below.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 10113 General Terminology for Classification and Coding
3 Terms and Definitions
The terms and definitions defined in GB/T 10113 and the following terms and definitions apply to this document.
Information classification the process of grouping together information that shares a common attribute or characteristic, and distinguishing information that has different attributes or characteristics.
[Source. GB/T 10113-2003, 2.1.3] 3.2 coding the process of assigning one or a set of characters to a thing or concept.
[Source. GB/T 10113-2003, 2.2.1] 3.3 digital object all entities, processes, services, and other object-oriented abstractions.
entity
A group of things or concepts that share the same attributes.
[Source. GB/T 20529.1-2006, 3.4] 3.5 resource entity Resources that exist objectively, such as people, money, and materials.
business entity
Business form objects created or used in business activities.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 56 pages — is available in the English PDF.
Referenced standards
Normative references
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Related Standards
GB/T 10113-2003 — Definition of common terms used in classification and coding
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