The Google AdSense payment methods available are:
1. U.S. Dollar checks
2. local currency checks
3. Electronic Funds Transfer
4. Western Union Quick Cash
Local currency checks, Electronic funds transfer, Western Union Quick Cash, Rapida transfer service are available in only some selected countries. For those publishers in china i believe that there is only one payment method, that is U.S. Dollar checks and are sent directly to the publishers' respective addresses.