What is the population of Yanzong's descendants?

Liu Yanzong (1076—1 128) was born in Wanping, Daxing. After Liu Peng, Lulong's envoy in Tang Dynasty, he was originally a minister of Liao Dynasty, and later surrendered to Jin Dynasty. The official to the Chinese book makes Ping Zhang and the Privy Council as assistants. Later, Wan Yan Han Zong and others attacked the Northern Song Dynasty, and there were many plans.

Tianhui died in six years, at the age of 53, chasing Yunwang. For fifteen years, he chased the duke of Yan and killed the British people.