1.Functional running 100000 times+ guarantee.
2.High hardness casing.Anti-smashing,anti-violent impact.Anti-rust and waterproof treatment.
3.Reinforced side panel.Made of iron/stainless steel,3.0mm thick. Flood prevention and violent destruction.
4.Solid hardened tongue,reduce friction and door closing noise.
5.Solid large square column,wear-resistant and scratch-resistant.
6.Pass CE certificate,SGS certificate.100% product inspection.