Tengzhou Shanyu Fastener Manufacture Co., Ltd. is located near Weishahu Lake, the hometown of Mo-tse, in south of Shandong Province. Our company specializes in manufacturing various standard and irregular fasteners. After restructuring of the former Tengzhou Standard Parts Factory, our company develops and strengthens gradually. Now, we have nearly 100 employees, with 50 years' manufacturing experience and mature product techniques. Our products comply with GB, DIN, ANSI, BS, and ISO standards, with property grade of 4.6-12.9. Our products are widely used in electric power, expressway guardrail, steel structure, building, petrochemical, and railway fields. They are exported to about 20 countries and regions, including America, Europe, the Middle East, and Southeast Asia. Our company has attained ISO9001 certification. Based on the philosophy of "quality first, service uppermost", our company improves the management standard gradually and serves clients ...[More]. Please feel free to contact us for further information. We will offer high quality products and perfect service to you.