YD/T 6646-2026Identification and resolution system for the Industrial Internet - Technical requirements for identification registration information query (English PDF)

YD/T 6646-2026 is the English-translated version of 工业互联网标识解析 标识注册信息查询技术要求.

YD/T 6646-2026 specifies the technical requirements for querying identification registration information in the industrial internet identification and resolution system. It covers the architecture of the query service, the interface functions, the query requirements for the registration information modules, and the detailed query process. The document applies to public service objects that provide an identification registration information query service.

The standard is used by organizations that operate identification registries and query platforms, by software developers who build the query interfaces, and by testers who check the service against the requirements. It is a voluntary standard, as shown by the /T in its code. It was issued by the Ministry of Industry and Information Technology on 11 March 2026 and takes effect on 1 June 2026. It is a new standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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