Second, a comparative study of juvenile delinquency

(A) foreign juvenile delinquency theory

(B) The theory and practice of juvenile delinquency in China.

(3) Relevant provisions of Chinese laws on juvenile delinquency.

Thirdly, the perfection of legislation related to juvenile delinquency in China.

Because I don't know what aspect of juvenile delinquency you wrote, I can only write this article to tell you.