"Outlaw Zhang San", as well as the derivatives "Three late but come" and "Three three come late" all come from the lecture video of Luo Xiang, a lecturer of Hou Da Law Examination who has recently settled in Bilibili. Every issue In the video, lecturer Luo Xiang uses "Zhang San" as an example. Therefore, poor Zhang San often appears as the perpetrator. It can be said that he has committed countless cases. Therefore, he is nicknamed the outlaw Zhang San by the barrage. .

Although some of Lecturer Luo Xiang’s 40-minute complete videos will be difficult for viewers who don’t understand the law to understand, in fact, the ones that really get out of the circle are mainly those within 10 minutes after the UP main edit. These videos select classic cases explained by Teacher Luo. They are not only funny but also play a role in popularizing the law.

Because what the teacher said was really interesting, netizens also used the name Zhang San to make various jokes. After lecturer Luo Xiang opened the official account "Luo Xiang Talks about Criminal Law" on March 6, the second-generation edited video about his story can be said to have reached a new high (even the ghost version was bloodbathed). Teacher Luo also gained the reputation of "Master of Crosstalk".