厦门 2019.7 Creative Commons Attribution License. You may use for any purpose, but only with attribution / credit to: Far East Mobility
厦门城市交通
高架桥 - 路面颜色 - 骑行者 - 无桩共享单车 - 有隔离的自行车道 - 照明 - 自行车停车设施 - 自行车专用路      
The function of the gates is not clear. No payment is needed. Possibly it is to enforce restrictions on pedestrian and e-bike access.
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