Hey @navaphat
Big welcome to steemit from me
I'm Bania, I just started recently too and i am enjoying every moment here.
Here's a couple posts that can help you figure this place out
Complete Guide For Steemit. Everything you need to know 👍 — Steemit
7 Helpful Tools And Apps I Use Daily To Grow My Steemit Account as a Minnow
Hope these help you like they helped me. I'm part of a team and we like to help one another learn quick.
You can learn more by checking this out