The estimates were updated in Sept, 2011.
The exchange rate is about 6.35 yuan to 1 US dollar
China has recently ruled out faster yuan appreciation and the exchange rate appreciation will likely slow or pause for a few months.
Standard Chartered's Mr Green forecasts that the Chinese economy will grow 8.5 per cent next year, down from 9.4 per cent growth in the first three quarters of 2011.
Standard Chartered economist Stephen Green projected earlier this week that the yuan's appreciation against the US dollar will slow to 3 per cent to 4 per cent in 2012 from 5.5 per cent in 2011, due to China's slowing economic growth.
If China is at 45.82 trillion yuan at the end of 2011 then the Chinese economy would be 7.22 trillion US dollars.
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