Dalian Haideli Plastic Industry Co., Ltd., founded in 1993, is a well-known trademark in Liaoning Province, and is a comprehensive door and window enterprise integrating R&D, design, production, supporting and service of plastic profile products

Dalian Haideli Plastic Industry Co., Ltd., founded in 1993, is engaged in plastic profile production enterprises, Dalian Haideli Window Industry Development Co., Ltd. was founded in 2002, a collection of product development, design, production, supporting, service in one of the comprehensive door and window enterprises, the company has three doors and windows factory, two plastic steel profile production base, four professional door and window installation team. The company has introduced a full set of equipment from Germany, with more than 30 international advanced extrusion, laminating and production lines, more than 30 sets of door and window assembly equipment and various advanced inspection and testing equipment, and can provide more than 15,000 tons of high-quality plastics, aluminum-plastic and various laminated profiles to the market every year, and produce and install 300,000 square meters of doors and windows. It is one of the first batch of enterprises to obtain the first-class qualification certification of construction industrial products in Dalian.

The company has a perfect quality control system and after-sales service system. It has taken the lead in passing the ISO9001:2000 quality management system certification and product quality certificate in the industry, and has won a variety of honorary titles awarded by relevant departments of the state, provincial and municipal governments. In 1998, the "HDL" trademark was rated as a famous trademark in Dalian by the Dalian Municipal Bureau of Industry and Commerce; In 2002, it was rated as a famous trademark in Liaoning by Liaoning Provincial Bureau of Industry and Commerce; In 2003, it won the honor of "Liaoning People's Favorite Trademark". In 2003, the "Haideli" brand was awarded the "Liaoning Famous Enterprise Name" by the Liaoning Provincial Bureau of Industry and Commerce, and the door and window products were rated as "Famous Brand Windows" and Liaoning Construction Industry Famous Products by the China Construction Metal Structure Association.