BEIJING -- China's securities regulator has approved the initial public offering (IPO) registrations of four companies on the country's Nasdaq-style ChiNext board.

Zhejiang Zhongke Magnetic Industry Co Ltd, Shenzhen Manst Technology Co Ltd, Shenzhen Bromake New Material Co Ltd and Shandong Keyuan Pharmaceutical Co Ltd will be listed on the Shenzhen Stock Exchange's board of growth enterprises, the ChiNext, according to the China Securities Regulatory Commission.

The companies should closely follow prospectuses, issuance plans and underwriting plans when issuing stocks, the commission said.