1. Check the heating license: Generally, the heating license will indicate the name, address and heating range of the heating company. You can check your heating license and know about your heating company.
2. Consult the property or community: If you can't find the heating license or are not sure about the heating company you belong to, you can consult the property or community staff. They generally know the information of heating companies in their area and can provide corresponding help.
3. Online inquiry: Some cities or regions will provide online inquiry services for heating companies. You can check the information of heating companies in your area through related websites or apps, including company name, address, heating range, etc.