SZ is established in 2004 ,located in Jiading district, Shanghai ,China, area of 3500 Sq. m. for factory building .Our company is equipped with three advanced production lines and unique production process , outputs over 1.8 million pcs annually .various size and types dunnage bags can be available ,accept customized .Our dunnage bags have been verifying by the Association of American Railroads about dunnage bags' applications in combined transport ,heavy truck ,vessel etc .AAR I-III passed ,and all bags meet SGS & RoHS test requirement and manufactured under ISO9001 certified...