Sweat, 50 kg of things are urgent, that is, 25 kg, which is very expensive, at least several hundred yuan.
Go to this website and check for yourself.
/internetpostageaction.do？ reqcode = gotopostage
It's 3 14! !
You'd better use other express delivery,
Want to be cheaper, find those freight logistics companies,
Although the speed is a little slow, at least the price is not so outrageous. . . .