Technical director of Beijing it industry, working from 9 am to 6 pm from Monday to Friday. According to relevant public information, China's current standard working hours system restricts workers to work 8 hours a day, with an average of 40 hours a week. From the perspective of IT industry alone, the working hours of first-tier cities and second-and third-tier cities may be somewhat different. The difference is that although enterprises generally stipulate working hours from nine to six.