The book Basic Knowledge focuses on basic psychology, developmental psychology, social psychology, psychometrics and so on. This book is the thickest and the focus of the exam, and most of the exam content will appear in this book;

"Psychological Counselor" Level 3 Skills This book mainly explains psychological diagnosis skills, psychological counseling skills, psychological testing skills, etc. For this book, some multiple-choice test sites and final psychological consultation and diagnosis questions will generally be given in the exam;

The second-level skills of psychological counselors are mainly a supplement to the second-level counseling skills;

The book "Exercises and Cases" is entirely aimed at the exercises that support these two books. This exercise is very important, and many real questions have appeared in this book over the years.