gsook01@smart89.com(1그룹): sook01@smart89.com ~ sook10@smart89.com

gsook02@smart89.com(2그룹): sook11@smart89.com ~ sook20@smart89.com

gsook03@smart89.com(3그룹): sook21@smart89.com ~ sook30@smart89.com

gsook04@smart89.com(4그룹): sook31@smart89.com ~ sook40@smart89.com

gsook05@smart89.com(5그룹): sook41@smart89.com ~ sook50@smart89.com

gsook06@smart89.com(6그룹): sook51@smart89.com ~ sook60@smart89.com

gsook07@smart89.com(7그룹): sook61@smart89.com ~ sook72@smart89.com