1. Tourism: Penglai is a famous tourist destination, and enterprises such as hotels, travel companies and tourist products stores can make considerable profits. 2. Agriculture: Penglai area is suitable for developing agriculture such as flowers and fruits. You can open a shop to plant, process and sell related products, or rent farmland for planting. 3. Trade: Penglai has an active market and can open wholesale or retail stores to deal in various commodities. 4. Catering industry: Penglai is rich in seafood resources, and you can open a seafood restaurant or snack bar. 5. Health and wellness: Penglai is known as the "fairyland" and can develop Chinese herbal medicine planting and processing, massage, SPA, yoga, health pavilion and other businesses. 6. Traditional craft: Penglai is rich in traditional culture and craft, and can open related brand stores or launch e-commerce platforms for its products. 7. Education and training: There are many schools at all levels in Penglai University, and various educational institutions or online education platforms can be set up to carry out various courses and trainings.