The following catering services are good for this project:

1. Fast food or convenience food: As water projects usually focus on tourists, they may prefer fast and convenient catering options.

2. Seafood or aquatic products: Water projects are usually related to waters such as oceans or lakes, and providing fresh seafood or aquatic products can attract tourists.

3. Ice products or drinks: In water activities, tourists may feel hot, and providing ice products or drinks can provide them with the choice of cooling off the heat.