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COSMO CHEMICAL kangcha98@cosmochem.co.kr 82 - 32 - 451 - 6100
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TONGDA COSMO PLASTIC PIPE hong@cosmoind.co.kr 86 - 523 - 881 - 8306
COSMO VIETNAM teeom@cosmoceo.com 84 - 8 - 925 - 3783

COSMO CORPORATION leejk@cosmoco.co.kr 82 - 2 - 580 - 4762
COSMO SnF sangpark@cosmosnf.com 82 - 2 - 580 - 6903
COSMO LEPORTS unikim@cosmoleports.com 82 - 2 - 580 - 6904
MARUMAN KOREA tmdal98@marumankorea.com 82 - 2 - 580 - 6990
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COSMO D&I kej@cosmodni.com 82 - 2 - 580 - 4737
JEONGSAN E&T hywoo@jeongsan.co.kr 82 - 32 - 451 - 6172
NATIONAL D&I 82 - 2 - 580 - 4762
COSMO CHINA INVESTMENT djmin68@sina.com 86 - 10 - 5923 - 1008