https://www.wenweipo.com/a/202501/28/AP6798919be4b0a4e54ae066a4.html
https://youtu.be/OPapxr8GvGA?si=pFLcWwJNwPtI9-la https://youtu.be/srvOsegThJA?si=X5J7RS_ENCf_3iaf https://youtu.be/7
省到水電：Bal b/f TW$13,140+TW$365=TW$13,505 Bal c/f
https://www.i-cable.com/%E6%96%B0%E8%81%9E%E8%B3%87%E8%A8%8A/201208/%E7%B6%B2%E5%82%B3%E4%B8%AD%E5%AD%B8%E7%B1%83%E7%90%83%E
1,120,997KM-5KM=1,120,992KM