I thought maybe it was a form of control to prevent us doing a runner but it seems from what
I have read elsewhere that nowadays there are other parts to the process so it is not
really of use to the FT to pull that stunt.

'Runners' in China are like virginity now; it only happens once.

If you run from a FEC, whether its in your hand or not, that data is entered into the system.

After that you can only work illegally.