However, they have predicted that China's economy will maintain a relatively constant, high growth due to its maneuverable economic policy.
"The effect of high US sovereign debt will probably reduce consumer demand, so China's exports may experience rapid decline in the actual coming months, " the China Daily quoted People's Bank of China (PBOC) consultant Xia Bin, as saying.
He warned that the recent debt crisis in the usa signalled an ongoing economic downturn, which may depreciate dollar in the long- operate.
Bin said the US' attempt to further increase money supply to promote economic growth, could adversely affect other countries, cause friction in the forex market and put pressure on the yuan.
Nomura Securities' economist Sun Chi predicted that China's inflation could be more persistent than expected in the coming months, which will force the country's central bank to keep tight monetary policies.
He estimated China's Gross Domestic Product growth to be 9 percent for the entire year, as compared with 10. 3 percent in 2010.