Green House urban agricultural system uses glass module with azobenzene molecular film, microalgae bioreactor and transparent solar film. It provide function of release heat at night, converts carbon dioxide to oxygen, water cycle filtration, solar and microalgae biomass fuel to supply the ecological cycle, hydroponics and greenhouse plantations, and also prevent crops and livestock from freezing. . It also provides farming teaching, renting farm, and market sales, allowing citizens participate in urban planting in friendly environment.