Recently, a good news coming from Hangzhou, Wuhan Heavy Duty Machine Tool Group Corporation(WZ) of China North Industries Group Corporation Limited (NORINCO GROUP) and Zhejiang Dacheng Construction Group Co., Ltd. signed a rental contract of 4 shield machines, with a contract value of nearly 60 million yuan. These 4 shield machines will serve the construction of the first phase of the line 3 subway.