GB 2894-2025 (English Version)

Standard No.: GB 2894-2025
Language: Chinese, Available in English version
Release Date: 2025
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB 2894-2025
Replace: GB 2893-2008 GB 7231-2003 GB 2894-2008

Introduction

Core changes in the standard revision

Revision dimensions	2008 version	2025 version	Key points of technical upgrade
Sign type	4 types of basic signs	37 new special signs	Added scenario-based signs such as Beware of people involved and Beware of battery charging
Industrial pipelines	Not integrated	New Chapter 8	Specifies 8 basic identification colors and 5 identification methods
Lighting requirements	Not specified	7.3.1 Special clauses	Mandatory application of retro-reflective/self-luminous materials

Technical specifications for safety colors

Chapter 4 of the standard specifies the application scenarios of four colors: red (prohibition/firefighting), yellow (warning), blue (instruction), and green (safety tips). Requirements for contrasting colors:

Black text must be used on a yellow background
Red/blue/green backgrounds must be matched with white for contrast
The angle of the diagonal lines on the safety mark must be strictly 45°

Key points for the implementation of signboards

Application case in automobile manufacturing workshops

The stamping workshop needs to set up the following combined signs: Beware of mechanical injuries (1-10), No gloves allowed (2-28) and Must wear ear protectors (3-05), model 5 (observation distance 10-16 meters), made of oil-resistant PVC material.

Industrial Pipeline Marking System

Material Type	Identification Color	Marking Example
Oxygen	Light Blue (PB06)	Arrow + "O₂" Bidirectional Marking
Acid	Purple (P02)	150mm Color Ring + "H₂SO₄"

Compliance Implementation Recommendations

Complete the replacement of old signs before December 1, 2025
Confined space work areas must add Beware of Confined Space signs (1-52)
Pipeline markings must be repeated every 10 meters

GB 2894-2025 history

2025 GB 2894-2025 Safety Colors and Safety Signs
2008 GB 2894-2008 Safety signs and guideline for the use
1996 GB 2894-1996 Safety signs

GB 2894-2025 has been changed from GB 2893-2008 Safety colours.

GB 2894-2025 has been changed from GB 7231-2003 Basic identification colors and code indications and safety sign for industrial pipelines.