65438+ 00: 00 to 22: 00 every day. According to most of the business hours information provided by official website, Haikou local treasure, it can be known that the business hours of four stores organized by Haikou Municipal Bureau of Commerce and Haikou Beauty Salon Association, such as Jiuzhong International and Dior Hui Mei, are set at 10: 00 to 22: 00 every day to provide basic services such as washing, cutting and blowing.