We,Shengji Pipe Fittings Manufacturer Co.,Ltd, specializes in the production of concrete pump pipe and accessories. The company have 17 years production experience and 8 years experience, through ISO 9001:2008,ISO 14001:2004,OHSAS 18001:1999 certifications. Our products mainly support for brands of Zoomlion, Sany, Putzmeister, Schwing,CIFA,Kyokuto,etc.