When you think of China, one thing that comes up to you maybe the word “fast”. Cities have been expanding fast, infrastructures built up fast. Traffics are fast, passengers fast. The impression of a lot of foreigners is that China is non-stop. Well, we all know time is money and life is short. There is one particular occupation, where people can actually feel that time counts in minutes and direct hooked up with money - It is the express delivery...