a person who received stocks to commemorate the top of the school

(1)Due date of purchase loan
(2)Orderable quantity
(3)Samsung SDS
(4)End of output
(5)In 2007, when I was in elementary school, my dad put in 50,000 won to commemorate the top of my school
(6)I forgot about it and it’s 500 times bigger
(7)I’ll just put in 50,000 won more