(Yicai Global) Sept. 1 -- Chinese machinery company Zoomlion Heavy Industry Science and Technology Co. [SHE:000157; HK:1157] has recovered its profitability, driven by over 40 percent revenue growth in the first half.

Strong product sales boosted its bottom line and saw operating income rise 42 percent annually to USD1.9 billion (CNY12.8 billion), and an upswing in net profit from losses of USD127 million in last year's first half to USD170 million in the same period this year, per the semi-annual report the firm outed on Wednesday.

Zoomlion Heavy Industry Science and Technology is an A-share listed firm specializing in the development, manufacture and sales of construction and agricultural equipment. It clung onto its position as the bestselling brand in several product categories in the first half.