The company pays attention to product research and development and technological innovation, and has more than 100 national patents, among which the patent invention of "four-sided six-point lock" can especially highlight the leading technical strength in building safety doors and windows. At present, the company's marketing network has covered 28 provinces, municipalities and autonomous regions across the country, with more than 600 standardized specialty stores.
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Deji Youpin has reached strategic cooperation agreements with German imported brands such as Wehag, Nanhua Aluminum, XYG, Gaoxin Insulation Strip and Ruiyide.
It has successively obtained "EU CE Certification", "ISO900 1-20 15 International Quality Management System Certification", "Australian AS2047 Certificate" and American NFRC Certification.
Establish a perfect quality management system. With its reputation, Deji Premium Doors and Windows has successively won "Top Ten Brands of Aluminum Alloy Doors and Windows in China", "Top Ten Brands of Aluminum Alloy Doors and Windows in China" and "Top Ten Quality Brands of Doors and Windows".