Which region does the license plate 'Hei M' belong to?

[DeHarley]

Hei M is the license plate for Suihua, Heilongjiang. Here is some information about license plates: 1. The first Chinese character on a license plate represents the abbreviation of the province or municipality directly under the central government. The letter following the first character denotes the city or district. If the character is not followed by a letter, it is not an ordinary civilian license plate. 2. A license plate is a mandatory requirement for a vehicle to legally operate on the road. Driving without a license plate is considered illegal. 3. There are two types of license plates: permanent and temporary. Temporary license plates are used for a certain period after purchasing a new or used car. 4. Temporary license plates are made of paper and do not need to be mounted on the vehicle body. However, they must be affixed to the front and rear windshields as per regulations. 5. Permanent license plates are made of metal and must be securely fixed to the vehicle body in accordance with regulations. 6. Temporary license plates have an expiration date. Driving with an expired temporary license plate is equivalent to driving without a license plate.