Japan, and you can refer to the customer service department of HQ of Bank of China in Beijing as well, its telephone number is ：(0086)010-66596688; fax is ：（0086）010-66593777
U can draw $ out of Bank of China, unless u have specified in writing for other banks.
it sounds like you have a lot of RMB, but don't know what to do with it, you can change it with me, I am going to china soon, if interested, email me.
