Profile : QINGDAO LONGCHANGJIE MACHINE CO.,LTD. is located in the world-famous port and coastal open city - Qingdao, traffic transportation has three advantages in sea, land and air. It was founded in 2001, during more than 20 years, changjie staff always absorb the professional technology from domestic and overseas, cooperate with domestic scientific research institution, devote our minds to research, development, design and manufacture kinds of extruding machineries, let our technology come up to the domestic and international advanced level. Now our company has formed in Pipe production line/Plate production line/Profile production line three series of plastic extrusion line’s design, manufacture and development of comprehensive ability, meanwhile we can also provide customers the auxiliary equipment, various of molds and parts processing service! Now our production line have sold to many countries of the world, in the north is Russia,Ukraine,Kazakstan,Mongolia, in the west is India, Iran, Egypt, Sudan, Libya, SouthAfrica,and also American,Vietnam,Singapore, Korean,Indonesia,Taiwan and so on. All these, thanks to our overseas customers’ trust and support. In order to protect our brand, “changjie” brand has been registered in the China Industrial and Commercial Administration; In order to carry out scientific administration ,we have passed CE and ISO international quality system certificate; In order to improve the overall quality of enterprise managemen.