data_location/town/510303.json

{"510303001":"筱溪街道","510303002":"贡井街道","510303003":"长土街道","510303100":"艾叶镇","510303101":"建设镇","510303104":"龙潭镇","510303105":"桥头镇","510303106":"五宝镇","510303107":"莲花镇","510303108":"成佳镇"}