Dajing Fastener Manufacturing Co., Ltd., Located in Yongnian, Hebei, Is the Core Production Base of Fasteners in China. Our Logistics Network Can Easily Reach Guangzhou Railway, G107 National Highway Beijing-Zhuhai Expressway (G4) and Oinglan Expressway (G20), Ensuring Nationwide Efficiency. As a Leading Manufacturer in North China, We Specialize in the Production of Flat Washers, Spring Washers, Ball Washers, Locking Washer Washers, Bearing Clamps, Ground Pads, Disc Spring Springs, Wave Spring Saddle Washer Washers, Internal/External Fasteners And Customized Non-Standard Components, Guided by the Concept of "Based on Excellence, Reputation as the Priority", and Service as the Responsibility, "We Adhere to Natural Standards and Customer Specifications. The Equipment Is Advanced and the Quality Is Strict. Trol (99.8% Product Pass Rate), Our Products Are Widely Used in Railway Transportation, Wind Power Equipment and Construction Machinery, Winning the Unanimous Trust of Customers. We Warmly Welcome Global Partners to Visit, Discuss Cooperation and Visit 72-Hour Sample Agreements. ING, ODM/OEM Services, and on-Site Technical Support. Excellent Production Technology and Surface Treatment Technology Ensure Product Quality, and the Surface Is Smooth and Free of Burrs.