Gustavo Gaviria, the commissioner general for Colombia at World Expo 2010, on July 20 handed over the country's participation contract to the event's organizer.

The country has begun preparations on its 1,000-square-meter rented pavilion.

Hua Junduo, China's commissioner general for World Expo 2010, met with the delegation to discuss preparations. He promised to provide all necessary support to Colombia's Expo preparations.

(Source: official website of World Expo Shanghai)