Then you can apply for courses in global online schools. It is taught online, and you can learn it anytime and anywhere, which will not delay your usual work at all, and you can also cache it offline, which is free of traffic and convenient for learning. When I was admitted to a medical practitioner before, I practiced during the day and went home at night to listen to the live broadcast or recorded class of Global Network School with my mobile phone. I felt very tired at that time, but when I saw my medical certificate, I felt that all the hard work was worth it. I hope my answer will satisfy you.