We are Hebei Shuangfei Fastener Co., Ltd. a specilized and professional company in manufacturing the fasteners, such as cones, form ties, whashers, wedges, studs, iron wires, clamps, bolts, nuts, screws, drawn wire and other special fasteners. We based on strong technologe development and design capability, brought to upgrade the production the production and equipment, according to customer expectation provide the new products quickly.