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Wuxi DINGJIAN Engineering Machinery Co., Ltd. is headquartered in Wuxi, China, with a dedicated production base in Liaocheng, Shandong Province—northern China’s largest steel distribution center. Since 1988, DINGJIAN has focused on manufacturing high-quality metal products, including flat washers, stamping parts, and sheet metal components.Our products are widely used in agricultural machinery, automobiles, new energy vehicles, electric vehicles, tricycles, axles, standard fasteners, bearings, and structural components. We export to Vietnam, Indonesia, and the Middle East.Equipped with advanced production facilities, precision testing instruments, and a skilled technical team, DINGJIAN operates under a strict quality management system and efficient logistics network. Upholding the principles of “quality first, integrity-based, innovation and service-oriented,” we continue to promote craftsmanship and are committed to building a distinctive metal product brand for global customers.

We specialize in manufacturing carbon steel and stainless steel washers, stamping parts, and sheet metal components. Our products comply with DIN, ASTM, and GOST standards, and are widely used in industrial manufacturing and fastener applications.