① Bookkeeping, preparation of monthly financial statement and periodic financial statement based on Thai Accounting Standards
② Preparation of monthly and yearly tax return based on Thai Revenue Code
③ Preparation of consolidation package for consolidated accounts closing in Japan
④ Monthly accounting and tax review
⑤ Monthly payroll calculation(Preparation of payroll summary, salary slips, withholding tax return and social security contribution payment form, and bank transfer of salary)

