Chinanews.com, April 3. According to the official Weibo news from the Liangshan Prefecture Public Security Bureau's Net Security Detachment, at 15:00 on March 30, 2020, a forest fire broke out in Xichang City, Liangshan Prefecture, Sichuan. In the early morning of the 31st, 18 local fire fighters and a guide from Ningnan County supporting Xichang rushed to the fire site. The wind suddenly changed and was surrounded by fire. Unfortunately, they died.

On April 1, Liangshan Internet Police inspected law enforcement and received a number of netizens who reported that netizens "fallen leaves gradually knowing autumn" (later renamed "residual residual temperature and fragrance") (Feng Moumou, male, 24 years old, Meizhou, Guangdong) Posting multiple remarks on "Sina Weibo" insulted members of the Sichuan Xichang forest fire sacrifice team, and was widely spread after being taken screenshots by other netizens, causing extremely bad social impact and causing strong indignation among netizens.

Subsequently, Liangshan network police quickly launched investigations, and soon locked the suspects and notified Meizhou network police. On the evening of April 2, Feng Moumou was arrested by the Public Security Bureau of Pingyuan County, Meizhou City, Guangdong Province, and he confessed to publicly insulting Sichuan firefighters. According to the Law of the People's Republic of China on Administrative Penalties for Public Security, Feng Moumou was sentenced to administrative detention by Meizhou Police for ten days.