Wuxi Koncrete Pipe Technology Co., Ltd is a professional manufacturer of concrete pump pipes since 2003(we changed our name in 2014), with the customers from Singapore, Hong Kong, Russia, Thailand, Australia, and so on. Our company has got ISO 9001 and certificate of Utility Model Patent. We are the first to develop twin wall pipes in China, we have strict technology, and our products got good reputation from our esteemed clients. We do all the heat treatment by ourselves, so we can produce according to your requirements.