1. Light weight, high strength, no coating, not easy to rust, ageing and long life.
2, durable, environmentally friendly, high safety factor, diversified opening methods, not easy to deform.
3. Easy processing, simple operation, moderate price and light transportation.
4, is one of the best cost-effective door and window options.
5. If the surface is to be coated, it is easy to anodize. Resistant to all kinds of environments, not afraid of moisture, can be used in harsh environments.