BEIJING - A total of five firms will debut on China's stock market from May 6 to 10, according to financial information provider Wind Info.

The companies, including manufacturers of automobile and aviation parts, are expected to raise a combined 3.78 billion yuan ($561 million) through initial public offerings (IPO).

One company will be listed on the Shanghai Stock Exchange, one will on the Shenzhen SME (small and medium-sized enterprises) Board and three on the ChiNext, a NASDAQ-style board.

New shares are subject to official approval under the current IPO system, which is moving to a more market-oriented system.