I am a Chinese teacher.

我是一名汉语教师。

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My host mother is a Chinese teacher and she is really warm-hearted.

我的寄宿妈妈是一位语文老师，她非常热心。

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I'm a Chinese teacher.

我是一位汉语老师。

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He worked as a Chinese teacher at a special high school that was created for the children of ministry workers.

BBC: Demise of China's unloved railways ministry

Another example -- COSCO, a company with reportedly close ties to the Chinese military, was divested last year by the Texas Teacher's Retirement System when a woman state legislator, Susanna Gratia-Hupp who represents Fort Hood, raised this issue with the Board of TRS and the Texas legislature.

CENTERFORSECURITYPOLICY: Center For Security Policy

Ma, a former English teacher, founded Alibaba in 1999 to link Chinese suppliers with retailers abroad.

NPR: Chinese E-Commerce Giant Alibaba Names New CEO