We should appreciate Shenzhen from its two-decade achievements,assess Shanghai from its centenary changes and evaluate Beijing from its millenarian vicissitudes(ups and downs) and rate Yuncheng from its 5000-year-old civilization.Only in Yuncheng can you directly perceive the human primogenitor and origin.
Twenty years in shenzhen, a hundred years vicissitude achievement see see Shanghai, a millennium vicissitudes see Beijing, three thousand years history to see xian, five thousand years civilization see yuncheng. Only in yuncheng, can most vividly perception of human ancestors and its origin.
Achievement of two decades, Shenzhen, Shanghai Change of a hundred years, a thousand years to see Beijing, Xi'an, see three thousand years, five thousand years of Civilization Yuncheng. Only to Yuncheng, the most intuitive sense to the human ancestors and origins.