https://blog.faceutil.com/2020/07/23/oem-%eb%85%b8%ed%8a%b8%eb%b6%81-pc-%ec%97%90%ec%84%9c-pro-%eb%b2%84%ec%a0%84%ec%9d%84-%ec%84%a4%ec%b9%98%ed%95%98%eb%8a%94-%eb%b0%a9%eb%b2%95-%eb%8c%80%ea%b8%b0%ec%97%85-oem-pc%ea%b0%80-%eb%ac%b4/