The base area of National Alpine Skiing Center is 432.4 hectares, of which the construction land is about 6 hectares, and the permanent construction area is about 43,000 square meters, of which the outdoor construction area (overhanging corridors, platforms, stairs, etc.) is about 11,000 square meters. It is used as a competition venue for snow sports in the 2022 Beijing Winter Olympic Games for downhill, slalom, giant slalom, super giant slalom, all-around events, and team events. Our company mainly participates in the supply of waterproof vapor permeable membrane materials for wooden structures.