Wow, truong thi hue, learning chinese is probably very difficult. But you really you should change your profile: Vietnamese is your native language, and you want to learn English and Chinese.

If you do not know anything about chinese, you may take a look here. In English, https://www.loecsen.com/en/learn-chinese or in your native language: https://www.loecsen.com/en/learn-chinese#/vn/C%C3%A2u%20%C4%91%C3%A0m%20tho%E1%BA%A1i%20c%C6%A1%20b%E1%BA%A3n

想學中文嗎？

Of course, I can. I really like this language, and I hope you will also like Chinese :)