Extrusion Line, Pipe Making Machine manufacturer / supplier in China, offering Sjsz65/132 PVC Half-Round/Square Rain Gutter Profile Twin Screw Extrusion Production Line PVC Profile Making Machine Line, Beierman PVC Powder CaCO3 Raw Material Mixing Colouring Drying Hot and Cold Mixer Unit SRL-W1000/3000L Model, Customized 300-400kg/H Capacity Plastic Pipe/Profile Sj75 Sj90 Single Screw Extruder for Making PE PP Plastic Products and so on.