BNBM mineral wool board ceiling system won the bidding for the projects of National Gymnasium and Volleyball Center, which is a new successful bidding for Olympic Project materials after BNBM gypsum board and light steel board system exclusively won the bidding for light partition system in the Olympic projects of national Gymnasium and swimming center. The successful bidding for Olympic projects this time won more reputation for BNBM and demonstrates its leading position in the market as well.