| HS Codes | Unit Code | Unit | Descriptions in Chinese | Descriptions in English |
|---|---|---|---|---|
| 84041010 | 9 | 千克 | 蒸汽锅炉和过热水锅炉的辅助设备 | Auxiliary plant for use with generating boilers of 84.02 |
| 84041020 | 9 | 千克 | 集中供暖用锅炉的辅助设备 | Auxiliary plant for use with generating boilers of 84.03 |
| 84042000 | 9 | 千克 | 水蒸汽或其他蒸汽动力装置的冷凝器 | Condensers for steam′vapour power units |
| 84049010 | 9 | 千克 | 84041020所列设备的零件 | Parts of auxiliary plant of heading No. 84041020 |
| 84049090 | 9 | 千克 | 84041010、84042000所列设备的零件 | Parts of auxiliary plant/condensers of headngs 84041010, 84042000 |
