On March 22, 2011, the biggest construction equipment exhibition in the world- Conexpo-Con/Agg 2011 was opened in America. Many celebrated construction equipment manufacturers at home and abroad such as Caterpillar, Liebherr, Terex, XCMG, Zoomlion, Sany were attracted to the grand exhibition. As the leading enterprise in Chinese construction machinery industry, Zoomlion participated in the exhibition with booth area nearly 3000 square meters, exhibiting a series of products like truck cranes, crawler cranes, bulldozers, pump trucks, etc.