768 30,555,327 19,609,952 17,327,440 매출원가 17,748,530 18,524,696 11,351,610 9,485,646 (매출총이익률) 39.55% 39.37% 42.11% 45.25% 판 관 비 5,455,058 4,568,017 4,633,661 4,804,662 영업이익 6,159,180 7,462,613 3,624,681 2,999,807 (영업이익률) 20.98% 24.42% 18.48% 17.31% 당기순이익(손실)...