00000nz a2200000n 4500 001 KSH2001016744 005 20021219000000 008 011125 n azknn|abn |a a|a | 150 ▼a시스템 빌딩[systems building]▲ 450 ▼wr▼i영어▼asystems building▲ 550 ▼wg▼a빌딩[building]▲