When will the maintenance of Hubei health code system be completed?

Three days. According to the relevant data, the health code is updated once every three days in the case of green code, and it can only be extended after at least the health codes are listed in turn within the validity period, otherwise it will become a yellow code, but the regulations on health codes are different in different regions. Some areas are updated once in a while, and some areas have no time limit and do not need to be updated, as the case may be. Hubei Province, referred to as Hubei for short, is the provincial administrative region of People's Republic of China (PRC), with Wuhan as the capital. Located in the middle of China, it is adjacent to Anhui in the east, Chongqing in the west, Shaanxi in the northwest, Jiangxi and Hunan in the south and Henan in the north.