省到水電：Bal b/f TW$13,140+TW$365=TW$13,505 Bal c/f
https://www.google.com/amp/s/www.bbc.com/zhongwen/articles/cwyjw515vezo/trad.amp
https://m.guancha.cn/internation/2025_01_26_763353.shtml
1,123,843KM-2,080KM=1,121,763KM
https://cn.wsj.com/articles/%E7%89%B9%E6%9C%97%E6%99%AE%E7%B0%BD%E7%BD%B2%E8%A1%8C%E6%94%BF%E4%BB%A4%E9%99%90%E5%88%B6%E8%B7
