2012 China's construction machinery will increase the implem

2011 sales revenue of 50 enterprises in China's construction machinery industry 86% of the total industry. XCMG, Zoomlion, Trinity, Liugong 11 companies in the 2011 annual global construction machinery manufacturers in the Top 50 list, which XCMG, Zoomlion, Trinity 3 The aircraft carrier "companies with annual sales exceeded 80 billion yuan. In addition, foreign-invested enterprises in China, including 12 sales revenue exceeded 10 billion yuan.