This paper uses the data from China Education Panel Survey in 2014(CEPS 2014),to study the shadow education in junior high school,and to deeply discuss the relationship among family capital, shadow education and social reproduction. The result shows that: the family capital for student in junior high school has in important effect on the acquisition of the opportunity for shadow education.Students with more family capital have higher shadow education opportunities and greater investment in shadow education.Family capital transforms parents family’s own capital advantage to children’s 〖JP2〗school and shadow education double opportunity advantage, which results in the social stratification in high school and higher education,and ultimately leads to the social stratification for different family capital students in employment opportunity and employment outcome.