省到水電：Bal b/f TW$20,075+TW$365=TW$20,440 Bal c/f
https://cc-times.com/posts/27401
https://www.hk01.com/%E7%AA%81%E7%99%BC/436469/%E8%B1%AA%E6%99%AF%E8%8A%B1%E5%9C%92%E8%99%90%E7%95%9C%E6%A1%88-%E6%8E%9F%E5%
https://hk.news.yahoo.com/%E6%B7%B1%E4%BA%95%E8%99%90%E5%BE%85%E5%8B%95%E7%89%A9%E6%A1%88%E5%8F%97%E5%AE%B3%E8%B2%93%E6%96%B
https://www.am730.com.hk/%E6%9C%AC%E5%9C%B0/%E7%B1%83%E7%90%83%E6%95%99%E7%B7%B4%E9%83%ADsir%E8%88%87%E5%A5%B3%E7%94%9F%E4%B