Tenking Metal Product Co. Ltd. was founded in 2003. In the past 5 years, we have developed into a large supplier integrating R&D, manufacturing and sales of quality window & door hardware. With advanced technology and facility, we take ISO9001 as our working standard and win its certificate. Our excellent products are window friction hinges falling into many categories and specifications. Main products are window friction hinges, including standard type, heavy duty, heavy duty for top hung, egress type, telescopic are, windbreak, 4-bar-hinge, 5-bar-hinge, 6-bar-hinge, espagnolette rods, etc. We have good capacity of large quantity and always focus on quality assurance.