As School decides to take the online class until the mid-term exam, 
Students need to access with a google account that school provides, for the google class. 

*** Please access Google Class with a new ID.
Class access will deny your PRIVATE GOOGLE ID. ***

Here's describe for the ID and password for your new google account.
ID. YOURSTUDENTID@hytu.ac.kr
--->>>- if my student ID is 123456, 123456@hytu.ac.kr is my new google ID
Password. hytuMMDD(Date of Birth) 
--->>> if my D.O.B is Oct.5, htyu1005 is my password.

You can check your Google class code at online Syllabus at the student detail page --->>>see.hytu.ac.kr

Thank you