| 1. | Graduation of building physical performances for steel windows 钢窗建筑物理性能分级 |
| 2. | 32mm basic size system of side hung steel window 32mm solid section 平开钢窗基本尺寸系列 |
| 3. | Inspecting regulation for hollow shaped steel window 空腹钢窗检验规则 |
| 4. | Inspecting regulation for solid shaped steel window 实腹钢窗检验规则 |
| 5. | Lu : su doors and windows , steel gates , gangchuang , plastic products 铝塑门窗、钢门、钢窗、塑料制品。 |
| 6. | Steel - framed windows and glazed doors 钢窗和玻璃门 |
| 7. | Standard steel window section 标准钢窗断面 |
| 8. | Steel window frame accessory 钢窗框及配件 |
| 9. | Industrial steel window 工业厂房钢窗 |
| 10. | It is attached by 5 branches : one cast iron factory , one iron pipe factory , one pipe fitting factory , one metals factory , one steel window frame factory 下设炼铁厂铸管厂管件铸造厂金属制品厂钢窗厂等五个分厂。 |