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Chinese National Standards

Browse selected Chinese national standards, including mandatory GB standards and recommended GB/T standards prepared for English search and inquiry workflows.

Browse subcategories (2)

GB mandatory national standards GB/T recommended national standards

GB 45185-2024

Published

Optometry products—Safety technical specifications of finished spectacles

Issued: 2024-12-31
Effective: 2026-01-01

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GB/T 33223-2024

Published

Rolling equipment—Vocabulary

Issued: 2024-12-31
Effective: 2024-12-31

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GB/T 45022-2024

Published

Railway applications—Converter on board rolling stock—Charger

Issued: 2024-12-31
Effective: 2025-07-01

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GB/T 45109.1-2024

Published

Smart city—City digital twin—Part 1: Technical reference architecture

Issued: 2024-12-31
Effective: 2025-07-01

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GB/T 22371-2024

Published

Environmental protection requirements for facsimile machines and multi-function composite facsimile machines

Issued: 2024-12-31
Effective: 2025-07-01

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GB/T 534-2024

Published

Sulphuric acid for industrial use

Issued: 2024-12-31
Effective: 2025-07-01

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GB/T 45195-2024

Published

Wind energy generation systems—Recycling method of waste fiber composites for wind turbines

Issued: 2024-12-31
Effective: 2024-12-31

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GB/T 45121-2024

Published

Technical specifications of energy consumption measurement for flue gas CO2 capture system in thermal power plants

Issued: 2024-12-31
Effective: 2025-07-01

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GB/T 21200-2024

Published

Toner used in dry dual-component developer for laser printer

Issued: 2024-11-28
Effective: 2025-06-01

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