Zhangjiagang Wellwork Machinery &Equipment CO, .LTD is specializing in the study of construction machinery, we are focusing on manufacturing best value all kinds of construction machines, including the fllowing: 1, concrete pump 2, concrete placing boom 3, tower crane 4, building hoist 5, vibrator 6, power towel 7, accessories/spare parts for construction Our company stays in economically developed Yangtze River Delta, Zhangjiagang city, and it closely adjacent to city of Shanghai, we sincerely cooperates with friends of worldwide and create better future together.