Ningbo construction and mechanical transmission ltd. Was established in 2008 and is based on the oil-free bearings of the japan daido metal, the high-temperature bearings of the swc group in germany and the promotion, development, sale and maintenance of the chinese market by the nakakin rotor pump in japan. The ningbo construction and machinery will be client-centred, providing specialized solutions for design, selection, installation, maintenance, and maintenance, with a view to meeting the assembly, maintenance and repair needs of enterprises。