RK Aluminum as a professional window frame corner joint manufacturer and supplier in China, all the window frame corner joint have passed the international industry certification standards, and you can be completely assured of quality. If you do not find your own Intent window frame corner joint in our product list, you can also contact us, we can provide customized services.
Xuzhou RunKun Aluminum Industry Co., Ltd. is a professional importing and exporting company that is concerned with the design, development and sales of aluminum products, equipments, consulting etc..And we are a supplier of high-end materials with our own factory.
