@Yoo1900 please visit my link below "introduction myself in steemian"
https://steemit.com/introduceyourself/@mar-da/let-me-introduce-myself-in-the-steemian
Support minnows , Date 11.6.2018 promote content on Steemit
https://steemit.com/introduceyourself/@mar-da/let-me-introduce-myself-in-the-steemian