Bal b/f 589 Tempos+7 Tempos=596 Tempos Bal c/f
https://www.singtaousa.com/2025-03-07/%e6%9f%ac%e5%9f%94%e5%af%a818%e6%ad%b2%e5%b0%91%e5%a5%b3%e8%a2%ab%e6%ae%ba%e5%9f%8b%e5
https://youtu.be/Q34zy-6xT-8?si=2-mSGd1BnhtpN-hK
省到水電：Bal b/f TW$28,470+TW$365=TW$28,835 Bal c/f
https://youtu.be/D0PAxNKVILY?si=2SufDaBxwVKUylrP
