2nd China Int'l Stone Blocks, Products & Equipment Exposition opens in Tianjin
People visit a stone carving machine during the 2nd China (Tianjin) International Stone Blocks, Products & Equipment Exposition in Tianjin, north China, June 18, 2013. The exposition, opened here on Tuesday, has attracted more than 800 related enterprises both at home and abroad.(Xinhua/Wang Qingyan)