I was as well. I don't know what the "Chinese Fedex" rate's were but maybe it's because most of the volume they move is from China -> US and the return trips are empty.
Post office in the village my parents live is also post office for major Chinese immigrant community.
This resulted in small post office pushing two or more 2TEU containers every day filled majorly with powdered milk, sent as normal international post package to China.
This resulted in small post office pushing two or more 2TEU containers every day filled majorly with powdered milk, sent as normal international post package to China.