Film greenhouse is also called plastic greenhouse,often use circular arch,signle span or multi-span.The greenhouse frame can use steel structure,bamboo and wood,or cement column,tec.The film greenhouse is often used for agricultural growing.For example vegetable,fruit,flower etc.It is the most economical way of planting for farmers. The advantage of film greenhouse: 1.Low cost,quick effect. 2.High light transmission,good for crop growth. 3.Can grow anti-season vegetables,high efficiency. 4.Can prevent the rain damage of the crops. 5.Easy construction,low technical requirements.