Interestingly, Taiwan also uses a 6-digit system (often formatted as 3+3), where "100" refers to the Zhongzheng District in Taipei City.
While it may look like a U.S. ZIP code, it actually follows the 6-digit formatting standard used by China Post . Here is some interesting context about this specific location and code:
Fujin is a county-level city under the jurisdiction of Jiamusi City . It is situated in the fertile Sanjiang Plain, making it a critical agricultural hub often nicknamed the "Green Rice Capital of China".
In the Chinese postal system, each digit in helps narrow down the location:
This area is in the far northeast of China, near the border with Russia. It experiences extreme seasonal shifts, with long, snowy winters and humid summers. 2. Decoding the Numbers
Refers to the provincial-level postal district ( Heilongjiang ).