Over the past 37 years, JOYDON has succeeded in both quality and quantity, with feelings, ingenuity and outlook; JOYDON system brings you exquisite enjoyment. Liaoning JOYDON Aluminum Building System Co., Ltd. is a system company integrating system material research and development, production, testing and system door and window design, production and service. The main products are system broken bridge aluminum doors and windows. With 37 years of concentration, JOYDON system products have been spread all over the world and recognized by customers at home and abroad, becoming a global leading brand of broken bridge aluminum doors and windows. The company has a professional R & D team that is engaged in the independent R&D of system profiles and system parts for broken bridge aluminum doors and windows, and closed-loop creation of system broken bridge aluminum doors and windows, inheriting the spirit of Chinese artisans. Liaoning JOYDON Aluminum Building System Co., Ltd. Takes "benefit people with products" as the soul of the enterprise, uses systematic and standard management, provides customers with cost-effective system broken bridge aluminum doors and windows, and win the trust of customers; at the same time, it has set a new standard for the industry, greatly promoted the development of the domestic system broken bridge aluminum doors and windows industry, and had a far-reaching impact on the cause of building energy conservation!