Silk called Silk Road refers to the Western Han Dynasty (202 BC - AD 8) when the Han Dynasty opened Chang'an (now Xi'an) as a starting point, through Gansu, Xinjiang, Central Asia, West Asia, and overland passage linking the Mediterranean countries (this road is also known as the "Northwest Silk road" to distinguish between the other two later known as the "Silk road" traffic routes name). Because this road west from the cargo shipped to the impact of the largest silk products, it was this name (and a lot of Chinese silk are shipped). The basic trend is scheduled to Han Dynasty, including South Road, middle, North Road three routes.
Examples
Where the inclusion of customs statistics of imports and exports, its trade with the customs of regulation as the basis for grouped into the following categories:
1. General trade
2. Inter-States, international organizations and aid donated supplies
3. Other overseas donations
4. Compensation trade
5. processing and assembling trade
6. Feed processing trade
7. consignment, consignment trade
8. border trade
9. The processing trade imported equipment
10. overseas project contracting exports
11. Leasing Trade
12. The foreign-invested enterprises imported equipment, goods
13. In the processing trade
14. barter
15. The duty-free foreign exchange goods
16. The bonded warehouse entry and exit of goods
17. Export Processing Zone
18. Bonded Warehousing transit goods
19. Export processing zones imported equipment
20. Other