1, write to the local public security fire brigade or detachment;
2. Call 96 1 19 (the national unified telephone number for reporting and complaining about fire hazards);
3. Click the report complaint column in the "through train" on the Internet page of the Provincial Public Security Fire Brigade to report;
4. Of course, report directly to the local fire brigade (detachment).
Legal basis: Article 55 of the Fire Protection Law of People's Republic of China (PRC). Fire rescue agencies in the fire supervision and inspection found that the urban and rural fire safety layout and public fire control facilities do not meet the requirements of fire safety, or found that there are major fire hazards that affect public safety in this area, it shall be reported in writing by the emergency management department to the people's government at the same level. The people's government that receives the report shall promptly verify the situation and organize or instruct the relevant departments and units to take measures for rectification.