Ningbo Roaby Technolody Industrial Group Co,. Ltd. is a professional industry group engaged in bridge expansion joint, bearing, and traffic safety facility product development manufacturing, installation, and bridge maintenance. The occupied area is over 90,000 square meters, the building area is over 60,000 square meters, and the fixed assets are over 100 million Yuan. The Company has ever been appraised as national high and new technology enterprise, ??AA??good faith unit and China national key construction project preferable enterprise. Through constant innovation, Roaby has developed into a domestic leading and international advanced top-level bridge expansion joint supplier.