Advantages
1) Saving materials: this is the best way to save in materials under same loading conditions and accordingly in materials of structural rack as well.
2)Saving Investment: Less material, Less labor cost, short time limit, non cleaning and maintance.
3)Convenient operation: One person is ok to finish operation that fix rack.
4)Short time limit: Non reprocessing and being assembled quickly
5)Morden style: Nice shape,excellent design and good ventilation
6)Light wight:it is very esy to fix
7)NO water,snow and dirt on surface outside
8)Reducing aerdynamic drag:There is less damage as good ventilation