It is reported that the prototype of the protagonist Chen Huaihai in this TV series is the father of screenwriter Gao Mantang, and the old pub is also real. When Gao Mantang's grandfather's generation came to China, they came to Dalian and took root here. Gao Mantang's father opened a bar in Xinglong Street, which is the prototype of the old bar in TV series.

Gao Mantang admired his father very much, so he later created the work Old Pub and the character Chen Huaihai. Chen Huaihai has many excellent qualities worth learning, such as tolerance, generosity, integrity and kindness, which are examples we need to learn now.

The hero street in the real drama is called Xinglong Street. Teacher Gao Mantang, the screenwriter of The Old Pub, is from Dalian. When talking about why he wrote The Old Pub, he once said: "My family came to Dalian from my grandfather's generation and lived in Xinglong Street in Dalian. My father runs a pub. There are many shops and restaurants on Xinglong Street. "

Xinglong street now has a more widely known name: hardware wholesale market. The station area, which consists of Rong Sheng Street and Progressive Street, is the oldest and most dilapidated building area in Dalian. However, due to the special geographical location, Xinglong Street has survived many urban relocation and transformation. With the rapid development of the city, it is also a lost mulberry tree in the east corner.