TLB revenue for the last year amounted to 171.30 B KRW, the most of which — 171.31 B KRW — came from its highest performing source at the moment, Printed Circuit Boards, the year earlier bringing 221.55 B KRW. The greatest contribution to the revenue figure was made by South Korea — last year it brought TLB 120.60 B KRW, and the year before that — 172.71 B KRW.