Weichai Power Co., Ltd, a manufacturer of high-speed diesel engines, announced first-half profit in 2008 may have jumped by between 50 and 100 percent as China's economic growth boosted demand for commercial vehicles and construction machinery. The net income for the first half of 2007 was 851 million Yuan.

Weichai Power Co., Ltd, Weichai power is a modern enterprise as well as the major enterprise in the PRC specializing in the research and development, manufacturing and sales of diesel engines. The products are widely applicable to different markets, including heavy-duty vehicles, coaches, construction machines, vessels and power generator.