Some 340,400 people entered the Expo site by 9 pm on Sept 27.
Among visitors on Monday, 114,000 came in tour groups. A total of 52,500 tickets were sold at the gates, 21,300 of them for evening visit.
As of 6 pm, 66,000 visitors had passed through Houtan entrance, compared with 48,000 at Shangnan Road entrance, 65,000 at Changqing Road entrance and 35,000 at Gaoke Road entrance.
As many as 143 shows were performed at Expo venues from morning to 10 pm on Monday, attracting about 270,000 spectators.
Five on-site health clinics treated 249 visitors by 4 pm on Monday.
The Expo Organizer expects some 100,000 group visitors on Sept 28.