I'm Toffy, Electrical Engineer. Worked on the design of Transformers, Switchboard, Switchgear, on the system 22kV 24kV and 36 kV since 2012. During free time to write blog, investment and I liked it very much. Now I learn about Computer Science and Mechatronic Engineering.
ดูเรื่องทั้งหมดโดย TOFFY HERO
