1. food and beverage: a restaurant or snack bar that provides healthy eating choices and special dietary needs (such as vegetarian and gluten-free foods).

2. Express delivery and logistics: Provide students with convenient express delivery and logistics services, including parcel delivery, warehousing and pickup services.

3. Books and learning materials: provide services such as second-hand bookstores or renting books, and sell school supplies such as notebooks and stationery.

4. Health and health care: provide health and health care facilities such as gym, yoga room, massage and physiotherapy services.

5. Academic guidance: provide academic support services such as course guidance, thesis guidance and presentation skills.

6. New technologies and innovations: apply new technologies such as virtual reality, augmented reality and artificial intelligence to provide innovative products and services in the fields of learning, education and entertainment.

7. Foreign language training: provide English or other foreign language training courses to meet students' language learning needs.

8. Social platforms and applications: Provide campus-specific social platforms or applications to promote communication and interaction among students.

9. Beauty salon: provide beauty services such as beauty salon and manicure to meet students' needs for personal image and appearance.

10. environmental protection and sustainable development: provide environmentally friendly products and services, such as sustainable tableware and recycling bins, to support the sustainable development of the campus.

These are just some examples. There are many other blank business opportunities on campus, depending on the needs of students and the market.