For double action hinges, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our double action hinges has been well received by many customers and enjoyed a good reputation in many countries. WELKIN HARDWARE CO., LIMITEDdouble action hinges have characteristic design & practical performance & competitive price, for more information on the double action hinges, please feel free to contact us.