日韩Av无码一区二区不卡毛片,两个人看的视频www高清,亚洲欧美一区二区三区图片,精品无码国产污污污免费网站,精品国产午夜福利在线观看

U-PVC twin pipe production line is a patent product developed by our company on the base of adopting advanced technology at the end of nineties from the world. The control electric components of main machine are frequency conversion speed regulation, and min electric components are famous brand made in the world. Combining the stainless steel vacuum spraying water diameter location box and automatic synchronous twin drawing cutter with our twin pipe extruding technology, its inner quality is united with outlook perfectly, as it can produce win pipe in same size simultaneously, so you will have good benefit. Characterized by making full use do extruding capability of extruder and producing twin pipe simultaneously the production line reflects the developing idea of Four High One Low , i.e. high efficiency, high performance, high output, high reliability and low consumption. You can be sure that we will supply you complete line and best service after selling.