... pipe,superior performance than PP-R,PB,Al-plastic pipe,stable composite PP-R.Straight pipes and coil pipes ... water,drinking water pipes.Comparison to commmon PP-R pipeCommon PP-R pipe is generally used in life cold and ... china famous brand and shanghai top brand of PP-R pipe and PVC pipes3. 300 special workers; annual ... such as L/C, T/T and so on. At usual, 30% t/t deposited before producing and 70% ...