Application range of melt-flow type drip irrigation tape: this kind of drip irrigation tape is widely used in various kinds of water-saving fields such as agricultural water saving and greenhouse and so on. The functions of melt-flow type drip irrigation tape： 1. Melt-flow type drip irrigation tape has turbulent state and pressure compensation. 2. The labyrinth path is vacuum shaped. The dripper is shaped by knife. The water outlet of dripper will shut automatically when no irrigation which prevents outlet from block. And the flow rate of water is even.