BEIJING, Aug 20 (Reuters) - Sales of foreign-branded

phones, including Apple Inc's ( AAPL ) iPhone, declined 31.3%

year-on-year in China in June, according to Reuters'

calculations based on data released on Wednesday by a

government-affiliated research firm.

The shipments of foreign-branded phones had slid to 1.971

million units in June, from 2.869 million handsets the same

month a year earlier, calculations based on the data from the

China Academy of Information and Communications Technology

(CAICT) showed.

Overall phone sales in China fell 9.3% to 22.598 million

units in June, according to the data.