Mid-year and end-of-year cycle services
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 Mid-year corporate income tax (P.N.D. 51)  | 
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 Year-end corporate income tax (P.N.D. 50)  | 
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 Annual salary withholding tax (P.N.D. 1 Kor)  | 
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 Contribution Assessment Form and the annual wage payment form of the Compensation Fund and submit the report to the Social Security Office  |