The license plate number of Lanxi County, Suihua City, Heilongjiang Province is Black M, the administrative level is County, the population is about 470,000, the population density is 188 people/km, the area is about 2,499 square kilometers, and the postal code is 152000.

Introduction: Lanxi County covers an area of 2,499 square kilometers. The total population is 470,000 (2004). County People's Government in Lanxi Town. Postal code: 15 1500. Code: 23 1222. Area code: 0455. Pinyin: Lan Xixian.