You must first realize your own shortcomings, and then figure out what you want. Then things will be easy, such as! First, you are too high to accept your present basic job, so I suggest you continue your studies and consider going abroad. Going out on your own will help you in all aspects. Secondly, if you want to go out and work hard on your present basis, then I suggest you find a job in marketing for two reasons. First, this kind of job is relatively easy to find and the requirements are not high. Second, you will have a more comprehensive understanding of society through marketing, which will definitely help you improve your comprehensive ability.
In short, whether it is theory or practice, improving ability is the key! Come on, don't lose heart! Many successful people have grown up from ups and downs. Don't lose heart at any time! Finally, good luck!