Quote from O26 on December 29, 2016, 20:28
Does this mean it's on the next flight to the UK? If yes will it be on a 'China Southern' flight or a different airline?

1. Here is a tracking of your parcel:
International Mail# LX241605333CN Tracking Result
Summary
Tracking number Origin Destination Status
LX241605333CN CHINA UNITED KINGDOM On route

History Detail
Local date/time Activity Location Remarks
22-Dec-2016 20:55 Received by Post Office 510081
25-Dec-2016 13:16 Departure export customs GUANGZHOU EM

2. No flight number or route are identify in any tracking for parcels.

3. May I suggest you read this:

I can fly to China in 24 hours! Why does a package take weeks?

Hope this help.