| http://www.w3.org/ns/prov#value | - Zhejiang Zhengda Bearing Corporation is a Leading Chinese manufacturer and exporter of products, customer solutions and services in roller and ball bearings, hub assembly.???Specialized in five basic types ranging from 10 mm I.D. up to 410mm O.D on roller bearings;5 mm I.D. up to 250mm I.D on ball bearings., and has produced Our mainly bearings, covering over 2000 sizes and varieties of bearings e
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