Chang'an is the name of one of the most important and immense ancient capital cities of ancient China.
The layout was maintained through the Tang Dynasty: most of the Sui palaces were also used by Tang dynasty emperors.
It set up two more in 2011.
The fuel economy of the Changan F70 pickup is impressive, consuming 8.
This comes close to a sub-brand, by the way.
Chinese Archaeology in the Twentieth Century: New Perspectives on China's Past.