What is the relationship between Yanji and North Korea?

The relationship between the two places borders.

The relationship between Yanji and North Korea is that Yanji is located on the border between China and North Korea, the capital of Yanbian Korean Autonomous Prefecture in Jilin Province, and the political, economic and cultural center of Yanbian Korean Autonomous Prefecture.

Yanji city belongs to the semi-humid climate zone in the middle temperate zone, with dry and windy spring, warm and rainy summer, mild and cool autumn and long and cold winter, which has obvious continental monsoon climate characteristics. Yanji has a total area of 1350 km2 and a population of 420,400, including 242,600 Koreans.