Brief description of the project: Shanghai Grand Theatre is located in People's Square in the city center and covers an area of 11,528 square meters. The total construction area is 70,000 square meters and the total building height is 40 meters. The entire building has 2 floors underground and 6 floors on the ground. The top 2 floors total 10 floors. Materials used: chlorinated polyethylene rubber mixed waterproof coil, polyethylene polypropylene polymer composite waterproof coil, polyvinyl chloride(PVC) waterproof coil.