PC-sheet Multi-Span Greenhouse is specialized by the fashionable appearance, beautiful and stable structure, great light-transmitting performance and low thermal conductivity. The greenhouse is simply constructed and installed, 3 roofs every span, double slopes every roof. The skeleton is made by galvanized steel materials, connected by galvanized bolts and screws, no welded point. There are large day-lighting areas and uniform sunlight in the greenhouse. It is also characterized with the property of great anti-ultraviolet performance and thermal insulation performance as well as energy-saving ability. The greenhouse can be used for exhibition, seed-breeding, flower or vegetable market or mall, ecological restaurant, etc.