Smell plays an important role in people's daily life, and unconsciously affects the change of mood. Fresh and beautiful fragrance can relax people's body and mind, create a sense of pleasure in their mood, and further promote the production of consumer behavior. The hotel industry has long recognized this. For example, Shangri La hotels use fragrance dispensers (also called fragrance dispensers and flavoring dispensers) to create a comfortable and comfortable fragrance space environment, As soon as guests enter the hotel, they feel as if they are in a peaceful and pleasant paradise. While forming a good reputation, they also deepen their understanding of the hotel brand.

The main customer group of Sheraton Hotel is business people. The hotel positions itself according to the characteristics of the customer group, uses the fragrance expander and the fragrance essential oil that has been debugged to bring natural and fresh smell to the guests, which is welcomed by the business customer group. In order to find the fragrance suitable for the guests of the hotel, Beijing W Hotel also held a fragrance experiment activity, inviting the guests to participate in the production. The hotel selects the appropriate fragrance type according to the guests' response, Let guests remember the brand image of the hotel while enhancing their sense of participation and experience.