https://www.hk01.com/%E7%AA%81%E7%99%BC/1091197/%E6%9C%89%E6%B1%97%E5%87%BA%E7%84%A1%E7%B3%A7%E5%87%BA-%E5%95%9F%E5%BE%B7%E6
https://www.tkww.hk/a/202501/08/AP677e4fe2e4b0f8a56f82996a.html
https://cc-times.com/posts/27061
省到水電：Bal b/f TW$5,840+TW$365=TW$6,205 Bal c/f
129,651KM-2KM=129,649KM