Tenking Metal Product Co. Ltd was founded in 2003.The over 5years witnessed its durative and rapid development. We are a manufacturer specialized in window and door friction hinge and handle of different specifications which sells well to domestic and worldwide markets ,including Europe, South and North America, Southeast Asia and Middle East. Our window Friction Stay Hinge are of specifications from 8 inches to 40 inches, including two-bar-hinge, four-bar-hinge, five-bar-hinge and telescopic arm. The enterprise passed by ISO9001 and offer competitive prices and always focus on technique innovation and quality assurance.