BEIJING (Reuters) - A subsidiary of state-run China National Offshore Oil Co, has signed oil exploration and production contracts with Mozambique's energy ministry and national energy company ENH, Chinese media said on Friday.

The contract, for five offshore blocks in waters off the African nation covers a total area of about 29,000 sq km (11,200 sq miles) with water depths from 500 m to 2,500 m (1,640 ft to 8,202 ft), according to Chinese media outlet Jiemian.

The first phase of the exploration period is four years, with five CNOOC subsidiaries serving as operators, having operator rights and interests.

(Reporting by Mei Mei Chu; Editing by Clarence Fernandez)