It ends at 6 o'clock. Chain training refers to employees who have received training in chain companies. On the last day of training, such employees will finish their work according to the working hours, and the off-duty time is 6 pm, so it is the end of this point. Chain Home refers to the chain home network, which is a leading and vertical real estate service platform in the whole industry chain, integrating housing information search, product research and development, big data processing and service standards.