The year 2026 marks the 20th anniversary of sister-city ties between #Harbin, northeastern China's famed "Ice City," and Rovaniemi in northern Finland - the official home of #SantaClaus. Nearly 6,000 km apart, the two cities have built close cooperation, especially around winter tourism, culture, and the ice-and-snow industry. Imagine this: Harbin's internet-celebrity Giant Snowman writes a letter to Santa Claus. What would they talk about?