A.Yes
B.No
A.Yes
A.1-3days
B.4-9 days
C.10-15 days
D.16-30 days
E.1-3 months
F.more than 3 months
A.Seek business opportunities
B.Tourism
C.Expo itself
D.Chinese Food
E.Other
A.Pavilions
B.Cutting edge technology and gadgets
C.Culture and arts
D.Other
A.Less than 2k
B.2k-5k
C.5k-10k
D.10k-20k
E.more than 20k
F.not decide yet
A.Traffic in Shanghai
B.Environment/climate
C.Food security
D.Chinese Language