Huadu District, Guangzhou: the area south of Sandong Avenue, north of Huadu Lake, east of the railway line and west of Fenghuang North Road (except the area south of Sandong Avenue, north of Huadu Square, east of Gongyi Road and west of Tiangui Road). Guangzhou&;s traffic restriction means that the non-Guangzhou-registered (non-Guangdong A brand) small and medium-sized buses can&;t drive continuously for more than 4 days (calculated by natural days) in the control area, and the interval for re-driving must be more than 4 days, which is referred to as &”;four stops and four stops&”;. The following are the relevant contents of Guangzhou&;s traffic restrictions: 1. The longest continuous driving time in the control area shall not exceed 4 days (calculated by natural days), and the interval between driving again shall be more than 4 days; 2. The management measures of &”;opening four stops four times&”; are divided into driving calculation cycle and stopping calculation cycle, and the calculation cycle is calculated in natural days, regardless of working days and holidays; 3. Driving in the control area will trigger the driving calculation cycle, that is, within 4 days from the day of driving, the longest continuous driving time shall not exceed 4 days, that is, continuous driving, intermittent driving and solo driving can be specific; 4. After the end of the driving calculation cycle, enter the stopping calculation cycle, that is, driving in the control area is prohibited for four consecutive days. During the period, vehicles can park at legal parking spots in the control area or drive outside the control area.