According to QQ music, "The night when I miss you is always long" comes from the song "Ask the moon when I miss you". Release time: 2019-1-12, original singer: Chen Yimeng, lyrics: one boat, composer: one boat, arranger: one boat.
Part of the lyrics: it's always a long night to miss you, and the cold wind is still frosty. You are thousands of miles away in a foreign land, and I taste it alone. Ask the moon how long you have missed it and whether you will look at me.