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Ningbo Dongxin High-Strength Nut Co., Ltd was established since 1992 and is located in Ningbo of China. Our corporation is an ISO9001:2000 approved factory. As a leading manufacturer of high-strength fasteners,our corporation is always dedicated to bring our customers the products with superior quality, which has been welcomed by numerous fastener distributers around the world and benefits from our dedication in the fabrication of fasteners, stringent quality control, custom services, and more t |