published by the associação brasileira da indústria de hotéis do rio de janeiro, the page on this link displays some of the upcoming business events in the city. an excellent source of information for commercial events scheduled in rio de janeiro is the Associação Comercial do Rio de Janeiro - ACRJ, publishing a list of upcoming fairs and conventions on this link.

also very useful is this page published by events eye, listing all yearly events taking place in rio de janeiro, including exact locations.