The following belong to direct tourism enterprises ()

According to the main sources of business income, tourism can be divided into: ① direct tourism. That is, the main business income comes from enterprises that provide services for tourists, among which travel agencies, airlines and restaurants are typical representatives; ② Indirect tourism. That is to say, although the business also includes providing services for tourists, the business income from it accounts for a small proportion of the total business income, and whether tourists care about it does not endanger the survival of their enterprises. Such as restaurants, taxi companies, gift shops and entertainment enterprises.