I got nine points for my doctoral thesis published in the journal of SCI Region II. Doctor refers to a degree that marks a person's ability to produce original results or academic ability, and is the highest level degree. The second section of the paper refers to the paper published in the second section of SCI, and 9 points means that you got 9 points. Together, the three means that the doctoral thesis published in SCI District II won nine points. The thesis is an in-depth study of a certain problem. It is a means to study some academic problems and a tool to exchange academic achievements. According to the purpose, paper can be divided into various types.