Because Little Brother Gang is the brand of Internet plus domestic service platform under Little Brother (Shenzhen) Technical Service Co., Ltd. ... covering 90 direct chain stores in Nanshan, Baoan, Longhua, Futian and other districts of Shenzhen, the cooperation mode is mainly coordinated by brokers, teachers, domestic service personnel and teams (after-sales consultants, skill trainers, service awareness trainers, psychological counselors), so it is more reliable.