What does 0437 mean? What does 0437 mean?

1 and 0437 refer to the area code of Liaoyuan City, Jilin Province. Liaoyuan City is a prefecture-level city in south-central Jilin Province, with a long history and profound cultural heritage. Located in the transitional zone between the remaining veins of Changbai Mountain and Songliao Plain, it is named after the origin of East Liaohe River.

Besides, Liaoyuan City has been one of the important birthplaces of Manchu since the Bronze Age. It was turned into a royal "Shengjing paddock" in the Qing Dynasty, and it was also known as "the hometown of sika deer in China" because it was the earliest domesticated sika deer in China.