https://www.i-cable.com/%E6%96%B0%E8%81%9E%E8%B3%87%E8%A8%8A/201176/%E7%B6%B2%E5%82%B3%E4%B8%AD%E5%AD%B8%E7%94%B7%E6%95%99%E
https://tw.news.yahoo.com/%E5%BD%B1-21%E6%AD%B2%E6%AD%A3%E5%A6%B9%E8%B5%B4%E6%B3%B0%E5%BE%8C%E5%A4%B1%E8%81%AF-%E9%99%B8%E7%
Bal b/f TW$24+TW$3=TW$27 Bal c/f
省到水電：Bal b/f TW$5,840+TW$365=TW$6,205 Bal c/f
https://www.google.com/amp/s/www.singtao.ca/googleamp/amp.php%3fregion=vancouver_hk&cat=145&post_id=7004652