Shanghai Duiao Steel Pipe Co.,Ltd

Shanghai Duiao is specialized in producing&exporting structural steel hollow section, such as ERW steel tube(square/rectangular tube),seamless tubes(round/square/rectangular), stainless steel tube etc. Available size from 10mm to 500mm,which is the only one can supply 500mm square/rectangular tube in China.
??Duiao People? will open their door out
side to all over the country as well as the whole world, and will explore the international market actively,sincerely welcomes personalities of all walks of life at home and at abroad to joint, in whatever form, the partnership with the cooperation in its business operations.