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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 17889.2-2021 |
Ladders—Part 2: Requirements, test, marking 梯子 第2部分：要求、试验和标志 |
China National Standards Ladders—Part |
 English PDF |
| GB/T 17889.5-2019 |
Ladders—Part 5: Telescopic ladders
梯子 第5部分：伸缩梯 |
China National Standards Ladders—Part |
English PDF |
| GB/T 17889.6-2019 |
Ladders—Part 6: Mobile ladders with platform 梯子 第6部分：可移动式平台梯 |
China National Standards Ladders—Part |
English PDF |
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