Several dozen privately owned foreign companies , most of them very secretive , have set up diamond polishing and jewelry manufacturing operations in China , many based here in a city about 80 miles up the Pearl River from Hong Kong .
China /location/location/contains Hong Kong
China /location/country/administrative_divisions Hong Kong
Hong Kong /location/administrative_division/country China
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China
LOCATION
Hong Kong
LOCATION
/location/location/contains
China
LOCATION
Hong Kong
LOCATION
/location/country/administrative_divisions
Hong Kong
LOCATION
China
LOCATION
/location/administrative_division/country