2. Rich projects: products cover mainstream developed countries such as the United States, Canada, Britain, Australia, Europe and Japan.
3, cost-effective: quality can be assured, the price is very close to the people.
4. Disadvantages: There are many people, and it is not easy to temporarily change the route and scenic spots after they are selected.
5, not free, the route is arranged, there is no way for emergencies, only to miss.
6. It's easy to leave things behind, and you may be forced to go shopping.