Our company mainly apply Stage Equipment. For example,Truss,Flight Case,Shockproof Case,Speaker Box,and so on.The Flight Case is make of superior plywood.The baord fireproofing is stuck outside. The case is with high thickness sponge and shockproof system.The front door and the back door can be took apart. Also, the doors can be looked position. And it sticks egg sponge inside the door. The quality can be assured, welcome to consult and disscuss.)