2018.10 122nd General Meeting (KCS)

2018.10 122nd General Meeting (KCS)

2018.2 Guh-hwan's graduation

2015.5 Guh-hwan's 30th birthday

2015.9 KSIEC Fall Meeting (ICCJEJU)

2015.4 KSIEC Spring Meeting (BEXCO)

2014. 12 year-end party

2014. 12 year-end party

2013.7 Membership training

2013.5 Photo day

2013.5 Photo day

2013.4 In the Lab