Headquartered in Hefei, China, Dortec was established in July, 1995. Thanks to the reforming and opening-up policy of Chinese Government, Dortec has been developing to a large modernized enterprise group with 500 employees and a turnover of US$10 million in 2003. Dortec has 5 holding companies and about 100 categories: Panic exit device, Swing door operator, Slide door operator, Floor Spring, Glass door clamp, Door Closer, Brass Hinge, Stainless steel hinge etc. ...