The member services of the Hambantota chamber, job placement and information technology had also been improved.
The Hambantota District Chamber of Commerce (HDCC) and Greater Manchester Chamber of Commerce, its UK partner had won the award for the best networking project at the sixth World Chamber Congress in Malaysia.
The competition was organized by the International Chamber of Commerce and World Chamber Federation.
Hambantota, a coastal town in the south of Sri Lanka was badly hit by the tsunami.
It had started working with Manchester Solutions, a service company of the Manchester Chamber from 2005.
"This achievement is a result of the very close and effective partnership which has been developed between HDCC and Manchester," HDCC director general Azmi Thassim said in a statement.
"It provides an excellent example of two organizations committing to long-term development and has delivered and is delivering highly valued results for HDDC and the wider district.
Manche