Of course, this is possible. If you go directly to their personnel department, you may not be able to go in casually. This is reckless! It may have a bad influence. You can call their personnel department first, which is more appropriate and polite! It is not difficult to find the telephone number of their personnel department. You can check online or call 1 14.

If that company has a website, you'd better post your work information on their website. Now most recruiters in the company go online.

By the way, if you go to their personnel department, you may not be asked for an interview right away. You may be asked to leave your personal information first, and then take the initiative to contact you when you feel appropriate. It is very important for you to be well prepared for this, such as your resume and cover letter.