Chinese Vice Premier Wu Yi on Jan 12 urged organisers to continue preparations for the 2010 Shanghai World Expo.

So far, 109 countries and international organisations have confirmed their attendance at the Expo, according to Wu at a work meeting of the organising committee.

"This year is crucial for the preparations and the work will be arduous. It needs more attention and support from local governments and central departments," she said.

"Efforts should be made to attract more countries and organisations to attend the Expo and improve publicity and management plans," she said.

Wu urged to organise a law-abiding, scientific, economical, safe, noble and harmonious Expo.

The key works in 2007 including strengthening participants service, accelerating relocation and construction, reviewing related rules and policies, reinforcing communications and promotions, continuing to host big events and forums, along with improving collaborations between different areas and departments.

China is hoping to attract 200 countries and international organizations to the Shanghai World Expo, making it the largest of its kind in history.

Earlier reports said that the United States, the United Kingdom, France, Germany, Canada, the United Nations, the World Bank and the African Union were on the exhibitor list.

Exhibitors started registering in March last year. The Chinese government has taken a variety of measures to attract Exhibitors to the Shanghai World Expo, promising to provide each developing country with at least one exhibition hall free of charge.

The expo, which will last for 184 days, will be held from May 1 to October 31 in 2010 in booming Shanghai. It is the first time that the expo has been held in a developing country.