China's trade surplus narrowed 14.5 percent year on year to $155.14 billion in 2011, the General Administration of Customs (GAC) said on January 10.

The figure shrank from $295.47 billion in 2008, $196.07 billion in 2009 and $183.1 billion in 2010.

The country's foreign trade rose 22.5 percent in 2011 from a year earlier to $3.64 trillion.

Exports rose 20.3 percent to reach $1.9 trillion last year and imports grew 24.9 percent to $1.74 trillion.