Fruits of Innovation and craftsmanship, rewards of wisdom and sweat

We keep improving ourselves with internationally advanced management modes and standards, andhave successively been certified by Is09001:2015,ISO14001:2015,GB/T28001-2011 andGB/T29490-2013 (Intellectual Property Management System).In 2017, Tongda wonEN15085-2&ISO3834-2 certificates(Rail Vehicle Welding Enterprise Quality Certificate and Certificateof Comprehensive Quality Requirements for Fusion Welding of Metallic Materials), and was certifiedby IATF16949(Automotive Quality Management System) and GB/T23001(Integrated ManagementSystem for Informationization and Industrialization). The Company has been successively awardedwith honors and titles like Jiangsu Provincial Hi-tech Enterprise and AAA Credit Rating.