上海市的“星期八”菜行生意特别好，主要原因是它24小时营人1996年7月，胡达巍、戴明光和刘海息辞去公职，合伙在上海桂林西街开办“星期八净菜行”，他们是外地留沪大学生，共租一所工房，工余再买菜烧饭，业余时间就更少了。他们觉得1周工作下来很辛苦，如每天能节省去买菜 Shanghai’s “Saturday” vegetable business was particularly good, mainly because of its 24-hour camp. In July 1996, Hu Daqin, Deming Guang, and Liu Haixi resigned from the public office and partnered to open a “Seven-week net dish” at Guilin West Street in Shanghai. They are foreign students who have stayed in Shanghai and have rented a room for them. After work, they buy food and cook. There are fewer spare time. They find it hard to work for a week, such as saving money on grocery shopping every day.