1. Performance advantages: high sealing and safety, waterproof, windproof, fireproof, anticorrosive, coldproof, shockproof, sound insulation, heat insulation, and can be used repeatedly. Improve the comfort and safety of living.

2. Cost advantage: Folding design, aluminum alloy frame, stainless steel hinge, strong and durable, long life after repeated use of more than 10,000 times. It is easy to deploy, and users who use it for a long time and in large quantities can greatly reduce the cost of use.

3. Transportation cost advantage: folding structure, compressed shipping, convenient for sea, land and air transportation. Greatly reduce batch transportation costs.