Which winter is colder, Zhangjiakou or Shenyang?

It is winter in Zhangjiakou and Shenyang, and it is cold in Shenyang. Where is the temperature lower in Zhangjiakou and Shenyang, Hebei Province than in winter? Shenyang is naturally colder than Zhangjiakou. Of course, the outdoor temperature in the northeast is colder. Winter is one of the four seasons, which traditionally begins with "beginning of winter" among the 24 solar terms. In winter, life is closed and everything enters a state of recuperation. In winter, that is, "in the end, everything is harvested." After beginning of winter, everything began to shut down.