BEIJING, June 6 -- Visitor numbers to the Shanghai World Expo have hit the 10-million mark, with a record daily volume of 516 thousand 8 hundred.

Tourists are lining up at the entrance at 7 in the morning, and passageways have been set to provide guidance. The number of visitors has been growing steadily since the event opened. Organizers say they are ready for the upcoming hot weather and visitor surge.

All service measures have been improved throughout May. Officials are expecting some 70 million tourists from home and abroad through October, surpassing the record 64 million at the Osaka Expo in 1970.