It works. According to official website, Zhihui Culture, Education and Technology Co., Ltd., Liao Laosi's 30-day training camp adopts the militarized management mode, and the training quality is high, useful and effective. Zhihui Culture Education Technology Co., Ltd. (hereinafter referred to as "Zhihui College") is an educational company focusing on the dissemination of "three wisdom systems" (including cultivation wisdom, communication wisdom and self-cultivation wisdom), which has the nature of public welfare.