Principal component factors | Components | Factors | Weights |
WI | I1 | Exhibition image cognition factor | 0.555 |
I2 | Exhibition brand factor | 0.445 | |
WS | S1 | Reachability factor | 0.529 |
S2 | Service perception factor | 0.471 | |
WC | C1 | Direct cost factor | 0.535 |
C2 | Indirect cost factor | 0.465 |