Pingyang keda packing machine factory,Zhejiang,has Thirty years history to professional produce cylinder plastic braided sack recombination machines and compound sacks, which have ample production experience,abundant technical personnel. At the same time,we have paid affenfion to new or old products development and transform,early or late have awarded national eight patents. We have gained some avards-national"the seventh five years"plan fair gold medal, '1992 nationwide sparkplan achievement(patent technique)gold medal and Zhejiang pinyang first-class reward of science and technology progress.