... yield 4.durable in use LD3200-I Big Shed Film EquipmenThis unit is mainly used for producing ... line , Drip irrigation pipe production line , Micro spray irrigation equipment , Plastic pipe machine , Packaging film Blowing machine , ... blowing machinery , Steel pipe anticorrosion production equipment , Single screw extruder , double screw extruder , greenhouse equipment , Mulch film machine , Plastic ...