Hangzhou Mark Technological Co., Ltd. is a supplier of various piping related products as well as sanitary items used for Heating and Gas transportation in all types of buildings, from residential houses to industrial and commercial buildings.Our business scope includes:1, Pex-Al-Pex pipes (or multilayer pipes), Pex-b pipes, PPR pipes, pipe fittings and tools for these pipes, valves, Hdpe pipes in PE100, pvc pipes.2, pipe lines For: Multilayer pipes, PPR pipes, PPR Stable pipes, Hdpe pipes, pex pipes and pvc pipes3, Materials for plastic pipes: pex-b compounds, Al sheets, Glue and master batches Mark Technological Co., Ltd. will be your best choice for pipe systems.