Multi-span smart greenhouse is usually called multi-span glass or sunlight plate greenhouse, greenhouse hot-dip galvanized steel, aluminum alloy construction, bolt connection, solid and practical, overall simple and beautiful. With the glass or the sunlight board as the covering material, has the extremely high light transmittance. Large-span pointed roof design, large indoor operating space, high land use, good display effect. It can be used as large-scale high-end planting greenhouse, ornamental greenhouse, seedling greenhouse, flower greenhouse and eco-restaurant.