1. According to the query of iQiyi, the prototype of Han Degong is Han Qigong. He was a junior officer of Ning Navy Cavalry 1 Battalion, and graduated from the Fifth Army and the Eighty-second Army Officer Training Corps of the Third Army Cavalry Corps.
2. "Liberation" tells the story of a four-person team, such as Cai Xingfu (Zhou Yiwei), the artillery company commander of the People's Liberation Army, who sneaked into Tianjin in order to pave the way for the general attack of the Battle of Ping Jin.