Here is the price for your reference:

For package less than 2kg:
16 RMB for the first 100g and 12RMB for each additional 100g.
Additional 8RMB for tracking service.

For package over 2kg:
158.9RMB for the 1kg and 82.1 for each additional 1kg.
120.8RMB for the 1kg and 44 for each additional 1kg.
Additional 8RMB for tracking service.

Hi,
I can not understand why there are two prices for package over 2kg 158,90rmb and 120,80rmb

158.9RMB is by air. 120.8RMB is through SAL.

16 RMB is also by air.