I want to make an app to teach Chinese and prepare people for HSK, but I don't know if there are any rules or regulations that I should adhere to.
I have passed HSK2 already. Now my new target is HSK3. How is it different from HSK2 from your experience? What should I pay attention to? What about HSK4?
I'm preparing for my first HSK exam in October - probably level 1 - so I completed a practice exam. I know the number of correct answers, but I don't how to convert these into a score. From what ...