They told me to come after pre-correction, so please recommend a place where I can do pre-correction at a low price. The price is around 300-400.. I don't know. I don't know? ㅡ ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ