What does a hotel sales manager do?

The sales manager is mainly responsible for the promotion of hotel catering, guest rooms and other business projects, as well as the promotion of the hotel; Public relations manager is mainly engaged in reception work in practical work. In fact, according to the word "public relations", he must have rich knowledge to be competent. He not only needs to be familiar with hotel management, reception, management, local culture and international etiquette. But he has degenerated a lot in practical sense.