Secondly, the store is for profit. Can I give you ingredients for you to practice? Besides, many apprentices don't teach you. Everything depends on you. What you see is definitely different from what you teach by practice. So I suggest you go to a professional milk tea school to study ~
Of course, you can go to local or provincial schools for a field trip. Look at the teaching facilities, second, look at the level of teachers, third, look at the practical level, and fourth, look at whether there is employment creation help. These are responsible for your present and future!