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JJF 2139-2024Calibration Specification for Vehicle Travelling Data Recorders (English PDF)

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Issued by

State Administration for Market Regulation

Level / Type

National · Mandatory

Issue date

September 18, 2024

Implementation date

March 18, 2025

Scope

JJF 2139-2024 (Calibration Specification for Vehicle Travelling Data Recorders) is available as an English-translated PDF.

JJF 2139-2024 — Calibration Specification for Vehicle Travelling Data Recorders

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Document preview — JJF 2139-2024

National Standard of the People's Republic of China

Issued by: State Administration for Market Regulation

Document data1

Document data

Estimated length of the Chinese original: 18,184 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 12 pages — is available in the English PDF.

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