1. The word Italian gun comes from the TV series "Bright Sword". In episode 14, Li Yonglong's dear wife was kidnapped by the Japanese and threatened Li Yonglong not to attack the city from the tower. His wife asked him to attack the city. Li Yonglong was angry and cried with tears: "Second Battalion Commander, where are you fucking Italian artillery!" Fuoco! Fuoco! Fuoco! "The battle was won and he lost his beloved wife. However, this line eventually spread widely.

2. The author of the novel "Bright Sword" is a cutting-edge writer Dou Liang. His first film, Bright Sword, was adapted into a war TV series by Hairun Film and Television Production Co., Ltd. in 2005, which was produced and broadcast on CCTV 1. After the film was broadcast, it aroused widespread social repercussions and aroused people's deep patriotic feelings. It has been played repeatedly in many TV stations, and it has been 12 years since the premiere of "Bright Sword", but this TV series is still loved by the broad masses of the people. Patriotic regardless of age, job, status. "In the face of a powerful enemy, we must resolutely show our swords when we know that we are defeated. Even if it falls, it will become a mountain and a ridge. " Li Yonglong's famous saying has also become an eternal Li Yonglong spirit, which is also the national spirit of China people who are indomitable and never give up in the face of difficulties and hardships.