... you can choose, such as the Rockwool sandwich panel, Polyurethane sandwich panel, PU foam sandwich panel. 2.The frame are the C section ... depend on you! Other Points: 1.used in building site, low cost, easy installation, reusable. 2.used in building site and ... accommodation, office, control center, canteen and so on. 4.The low-cost, easy assemble and disassemble, reusable are the most outstanding ...