Driving a car and Traveling with a roof topt tent is more and more popular nowadays worldwide, it becomes a modern lifestyle gradually. Roof top tent appeared 30 years ago in western countries, but at that time, camping with roof top tent was a luxury activity among upper classes because as the price of roof top tent is very high ,and common citizens cannot afford it. Thanks to technology developments, which makes the cost of roof top tent down, and everyone can enjoy with it