Zhengqian Fluid Connectors Ningbo Co, Ltd. is a professional manufacturer of nuts andtransition joints. We have advanced production equipment and technology, with richproduction experience and excellent R & D team. Our products are widely used in machinery,aviation, shipbuilding, metallurgy, petroleum, chemical and other industries. Our productshave the advantages of high strength, corrosion resistance, high pressure resistance, goodsealing and so on, to meet the diferent needs of customers. We have been adhering to the"quality first, customer first" business philosophy, to provide customers with high quality.cost-effective products and quality service, We will continue to work hard and innovate toprovide customers with better products and services.