This explains how it is cheaper for China to send product and advertising to the United States from China rather than mailing it inside the United States.
United Nations is meeting now and I read how they are upset in Germany. Calling it "Prexit" Because like Britain exiting the Common Market, the United States wants to exit the Universal Postal Union
The UPU is the UN body that regulates global postal services.
The US move could lead to mail going undelivered, packages piling up, and US postage stamps being no longer recognized around the world.
The US is angered by the so-called terminal dues system of prices set by the UPU for international postal delivery. The current system charges sender countries for delivery in destination countries, yet it distinguishes between them, with developing countries paying significantly lower rates than industrialized countries.