Dongguan R-angling Electronics Company was founded in 2005, is a national high-tech enterprise, the company's production base is located in Dongguan City, Guangdong Province Chang 'an town. We are a technology enterprise integrating research and development, production and sales, with more than 30 utility model patents, appearance patents, invention patents and so on. We focus on injection molding machine screw, halogen-free full coating screw, double alloy screw, nitride screw, optical screw, A-class suction screw, B-class screw, C-class screw, injection molding machine barrel material tube, injection molding machine screw head three-piece set, flange, nozzle and other injection molding machine accessories.