In recent years, mulch film cover technology has been widely used in rural areas. In order to increase economic efficiency, peasants use one time for one year for two or more times a year. Here are the five methods for the collection of agricultural plastic film as follows: 1. The dry bag method will cover the mulch of the crop, wash it well, put it in a plastic bag, tie it tightly, place it in a moist, cool place, and do not approach the heat source. Sunlight deteriorates and this method can generally be preserved for 2 years. 2. The grass core roll method rolls the washed and dried film into a tube shape, and straw is used as a core in the middle for ventilation and ventilation. It is best to add talcum powder to the film to avoid adhesion, and then place the rolled film on the cabinet, etc., usually to move less, and pay attention to high temperature, high humidity and rat damage. 3, water storage method will cover the mulch to wash the soil, then rolled into a bundle or stacked neatly, into the cylinder, the pool, in the film above the pressure on the weight, poured into the water to flood the film, and then cover the shade. During storage, the tank and tank must not be dehydrated. This method saves, the service life can reach 5-6 years. 4. The adobe shall cover the mulching film, wash the soil, fold it up or roll it into bundles, pack it in plastic bags, dig an earthen pit with a depth of 80 cm, put the mulch in it, and cover it with 30 cm thick soil. Save the same effect as water. 5, cellar deposit method will wash the film, then with a good fold of water droplets, into a plastic bag, with a string tightly bag mouth, into the cellar can be. This method is better than the dry bag method.