6月28日起，海口这12条公交线路有变化

Core Points - The article discusses the optimization and adjustment of 12 bus routes in Haikou starting from June 28 to enhance public transportation coverage and meet citizens' travel needs [1] Group 1: Route Adjustments - Route 61 will undergo partial optimization to fill the service gap left by the cancellation of Route 620, with several stops being canceled and added [4][6] - Route 79 will also be optimized to cover the area left vacant by the cancellation of Route 609, with adjustments to its stops [6] - Route 206 will be extended to North Port Island, changing its starting and ending points, and adjusting the schedule to improve service convenience [8] Group 2: Schedule Adjustments - Route 34 will have its operating hours adjusted to improve vehicle management and efficiency, with new first and last bus times [8] - Route 39 will adjust its schedule to optimize resource allocation, with changes to the first and last bus times [9] - Route 74 will also see its operating hours optimized based on passenger flow patterns [9] Group 3: Cancellations - Route 609 will be canceled due to low average ridership, with adjustments made to Route 79 to ensure continued service in the area [10] - Route 620 will be canceled for the same reason, with Route 61 being adjusted to meet travel demands [10] - Route 621 will be canceled as well, with existing micro-bus services in the area to fill the service gap [10]