Officials say they believe the plan , potentially the most expensive public works project ever in China , is the best hope for maintaining economic growth in the north , but critics point to practical and environmental concerns , and are fighting to block plans for a channel through Qinghai .
Qinghai
China
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China
Qinghai
/location/location/contains
China
Qinghai
/location/country/administrative_divisions
LOCATION
China
LOCATION
Qinghai