• Majored in Business Admin. in Yeungnam University.
• San Dong Accounting Corp.(KPMG).
• Founding member and representative  Partner of Yungduk accounting office.
• Member of KICPA, CTA.
• Administrative Mutual Fund Investment Review Committee.
• Seoul Regional Tax Office National Tax judges.

Audit and consulting experiences for City, hanil bank etc. domestic and foreign financial institution
SKC, Daewoo electronics, Ssangyong etc. audit and Consult accomplishment.
Seocho cable broadcasting etc.Consulting for acquisition of business license 
Tax audits by governments.
tax plan for Gift and inheritance taxes.