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. 

Dortec has established a sales net work composed with more than 100 agents through all over China. Meanwhile, Dortec has run business with more than 120 overseas company in Europe, North America, South America, Middle East and Southeast Asia. 

Dortec always takes quality for its life. Since the establishment of the company, Dortec always keeps this motto in theirhearts: We would rather spend millions of dollars more to prevent even one piece of unqualified products go out of our workshop. Dortec sincerely promises to guarantee the quality and to continually provide reliable and excellent products to our customers all over the world. 

In the year 2001, Dortec have got ISO9001-2000 certification. Still to now, many of our products are certified under , CCC, the Fire-testing. 

In a dynamic and ever-changing world, Dortec determines to March further into the international market. Based on the high technology, the excellent production capacity and the competitive price, Dortec is anticipating more co-operations with our friends home and abroad, hoping to bring more power and light into every corner of the world.