Speed:

Small bright

Speed =5:6

When we first met,

Xiao Ming

Distance:

Small bright

Distance =5:6

After they arrive at Party A and Party B respectively,

Xiao Ming

Speed:

Small bright

=4:5 speed

When we met for the second time,

Xiao Ming

Distance:

Small bright

Distance =4:5

Suppose the distance between Party A and Party B is X kilometers.

The distance from the first rendezvous point is 5/11x.

The second meeting place is b 5/9x.

5/9x-5/ 1 1x=35

x=346.5