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REGISTRATION OF OIL-SPILL PREVENTION(AUTHORIZED BY ULSAN CUSTOMS)
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REGISTRATION OF OIL-SPILL PREVENTION(AUTHORIZED BY ULSAN COAST GUARD)
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REGISTRATION OF SALVAGE(AUTHORIZED BY ULSAN CUSTOMS)
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REGISTRATION OF PORT ENVIRONMENT CONTROL(AUTHORIZED BY ULSAN CUSTOMS)
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CERTIFICATE OF REGISTRATION FOR OIL HOLD CLEANING BUSINESS(AUTHORIZED BY ULSAN COAST GUARD)
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REGISTRATION OF DISINFECTION&FUMIGATION (AUTHORIZED BY ULSAN CUSTOMS)
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BUSINESS LICENSE OF ‘BLUE ENTEC’
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BUSINESS LICENSE OF ‘BLUE KOREA’