Dear Sir, We are requiring to buy 300 000 meters of industrial chain: Galvanized by immersion or hot tapping, grade 30, size 5/16", zinc plated. If you have any supplier in Brasil please advise. Waiting for your reply. 联系方式Co:Hercules Tecnologia Industrial, S.A. De C.V Add:Michoacan 1104, Col. Los Pinos, Monclova, Coah., C.P. 25720 Tel:+52 866 631 62 76 Fax:+52 866 634 62 71 Email:gustavoramos@herculestecnologia.com.mx联系人:ustavo国家:Mexico产品类别机械五金gustavoramos@herculestecnologia.com.mx