Charge. According to relevant public information, Deyou training is mainly about learning A+ system and Shell intranet, which lasts for three days and two nights, and the cost varies from 500-600 yuan according to different regions. Deyou is a brand of Chain Home Group. Through the mode of "platform empowerment, brand credit enhancement, network-wide cooperation and quality operation", we will help small and medium-sized intermediaries improve their operational efficiency, improve service quality and promote industry progress.