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

An American English teacher gave Mr. Fu the biography of a Chinese intellectual, Xi Shengmo, who converted to Christianity and did good works.

WSJ: The Weekend Interview with Bob Fu: The Pastor of China's Underground Railroad

"We know the situation in Japan is terrible right now, so we hope that our activities can help the Japanese victims, " said Chinese organizer Jing Yao, a junior aspiring to be Mandarin language teacher.

CNN: Why China's help to Japan carries weight