So Long, My Son Preliminary Promotion

On June 15, 2016, director Wu Ming announced the film's plans at the inaugural press conference of the Winter and Spring Films, and released a pilot concept poster   .

On January 10, 2019, the filmmaker announced that the film was shortlisted for the main competition unit of the Berlin International Film Festival and released its first poster. Director Wu Ming then gave a finalist speech   ; on January 22, the filmmaker released a set of stills   ; on January 30, The film side released a set of stills again   ; on February 7th, the film side released the international version of the poster   ; on February 14th, director Wu Ming and starred Wang Jingchun , Mei Yong , Qi Xi , Roy , Du Jiang , etc. attended the Berlin International Film Festival conference and premiere. On the red carpet   ; on February 27, the film party announced that the film will be released soon and released the "Family of Three" version of the poster   ; on March 6, the film party held a press conference in Beijing, director Wu Ming and starring Wang Jingchun and Mei Yong attended the meeting. It was announced that it will be released on March 22 and the first "Four Seasons, Three Meals" version trailer will be released   ; on March 8, the film side will release the director's special   ; on March 11, the film side will release the plot version trailer   ; Premiere, director Wu MingLeading actors such as Wang Jingchun , Mei Yong , Qi Xi , Du Jiang , Alia , etc. appeared on the show, and that night also included Cao Baoping , Han Han , Wenli Jiang , Bo Huang , Yao Chen , NI YAN , Liao Fan , Wang Qianyuan , Song Jia , Ma Su , Qiao Zhenyu and many other people from the entertainment industry were present to help   out; on March 15th, the film party released character posters   ; on March 16th, the promotion song " Auld lang syne " sung by Roy was launched ; on March 19th, the promotion song " Auld lang syne" was released. lang syne "MV is online ; on March 20th, the filmmaker released the final trailer ; on March 22nd, the filmmaker released Mei Yong  Read the letter special   ; On March 23, the film released a letter from Roy  , the leading actor, to his parents ; on March 25, the film released a poster of "Deep Love"   ; on March 26, the film released Wang Jingchun 's special film   ; 3 On March 29th, the film party released the MV for " So Long, My Son Friends " jointly sung by Ke Zhaolei , laolang , ShaBaoliang , MaShangYou , Luan Shu , Xiaoou Zhou , Xinyue Wang , and Liu Ziyao ; from March 14th to 31st, the main creators of the film successively moved Roadshows were held in Shanghai, Chengdu, Shenzhen, Guangzhou, Baotou, Dalian, Wuxi, Changsha, Wuhan, Kunming, Fuzhou, Nanjing, Beijing and other places .