I'am from TUNISIA and I'am coming to kunming this august to study bachelor in Yunnan university . I'am wondering if there are any north african students over there ?

Welcome friend.

Try pm user below. He's from Zimbabwe, not North Africa. Friendly chap who could advise you like a mentor. I believe a former professor at Yunnan University:

www.gokunming.com/en/users/profile/42838/napoleon?

Studying abroad is about getting out own comfort zone. Reach out to people of all colors. For self development.