The glass is used as the covering material,the light transmittance is extremely high,the heat preservation effect is good,the structure strength is high,the commonly used span is 9.6 meters(3.2*3 steeple),10.8 meters(3.6*3 steeple),12 meters(4*3 steeple),4 meters high to 7 meters in wall height. The top and the surrounding area of the greenhouse can be used for rack and pinion motor drive ventilation equipment,water curtain fan cooling equipment,inner shade,internal insulation,heating,growing light,moving seedbed,mobile sprinkler and other facilities and equipment to meet different customer needs.