as far as someone (something) is concerned
US /æz fɑːr æz ˈsʌmwʌn (ˈsʌmθɪŋ) ɪz kənˈsɜːrnd/
UK /æz fɑːr æz ˈsʌmwʌn (ˈsʌmθɪŋ) ɪz kənˈsɜːrnd/

1.
~에 관한 한, ~에 대해서는
used to show what someone's opinion about something is, or how a particular thing affects them
:
•
As far as I'm concerned, it's a great idea.
내가 아는 한, 그것은 좋은 생각이다.
•
As far as the budget is concerned, we need to cut costs.
예산에 관해서는, 우리는 비용을 절감해야 한다.