Solution-Focused Brief Therapy is a short-term psychotherapy technique that centered on finding solutions to problems. Through work style of understanding first and rationality second, work content of taking the matter on its merits, work scope of considering both others and themselves, the effectiveness and sense of meaning of the psychological monitors’ work are improved, forming the virtuous circle between responsibility of psychological monitors and reliability of classmates, which has important practical value for psychological monitors’ helping and self-help work.