As a college student working part-time weekend jobs in Beijing, you have a variety of options. Here are some suggested types of weekend part-time jobs:

1. Large events and exhibitions staff: On weekends, Beijing usually hosts a variety of large events and exhibitions, which may require staff to assist with ticketing, directing visitors, distributing promotional materials, and other tasks.

2. Tutoring: As a university student, if you have expertise in a particular subject, you may consider working as a tutor on weekends to provide tutoring and study guidance to students.

3. Food service: Food establishments such as restaurants, cafes and fast food stores are usually busy on weekends, so you might consider working part-time as a waiter, cashier or kitchen assistant.

4. Promoter: Weekends are peak times for many shopping malls and supermarkets, and some businesses may hire part-time promoters to promote their products, offer samples, or conduct sales activities.

5. Odd jobs: Some odd job platforms offer various weekend temporary job opportunities, such as moving helpers, temporary assistants and cleaners.

6. Tourist guide: As a tourist destination, Beijing is visited by many tourists on weekends. You can consider becoming a part-time tour guide to provide tourists with city guided tours and travel commentary services.

7. Part-time jobs on online platforms: On various online platforms, you may find some part-time jobs available on weekends, such as online surveys, task posting, writing translations and so on.

In addition to the above types of part-time jobs, you can also pay attention to resources such as your school's career service center or student union, which usually provide some information on weekend part-time jobs for college students.

When choosing a part-time job, make sure you understand the requirements of the job, the working hours, the remuneration package and the reputation of the employer, so as to ensure a balance between work and study and to gain experience for your personal development.