• Advised on lawsuits seeking compensation for damages arising from construction companies’ alleged collusive acts. 
• Advised on lawsuits seeking compensation for damages arising from alleged unfair trade practices by domestic and global companies. 
• Advised on derivative actions by shareholders against major officers due to alleged occupational embezzlement and breach of trust.

• Represented a global IT company in its appeal for alleged abuse of market dominance. 
• Represented a domestic telecommunication company in its appeal against the examination by the Korea Fair Trade Commission (KFTC) for alleged abuse of market dominance. 
• Represented a domestic construction company in its appeal against the KFTC’s examination into alleged collusive act for bidding. 
• Represented a domestic shipbuilder in its appeal against alleged violations of subcontract acts. 
• Represented domestic construction companies in their appeals against the examinations by the deliberation committee of sanctions on alleged improper businesses. 
• Advised on appellate lawsuits arising from cancellation of a business permit relating to various development, and orders to suspend construction. 
• Represented a domestic fast food franchise company in its appeal of the KFTC's decision to sanction the company for allegedly imposing disadvantages against franchisees that joined a franchisee association. 
• Represented a domestic home shopping company in its appeal of the KFTC's decision to impose sanctions for alleged violation of the Fairness in Large-Scale Distribution Transactions Act and abuse of superior bargaining position. 
• Appealed seeking annulment/reversal of administrative sanctions imposed by the KFTC against alleged violations of cartel regulation by car shipping companies. 
• Appealed against the KFTC's disposition which was based on a claim that commercial sale advertisements were false or exaggerated. 
• Represented a screen golf simulator company in an administrative litigation case regarding the KFTC’s corrective order and imposition of an administrative fine and an investigation held by the Prosecutors’ Office due to alleged unfair transactions (i.e., product bundling and abuse of trade position).

• Advised on a case regarding major officers’ alleged occupational embezzlement and breach of trust. 
• Advised on a domestic IT company’s alleged violation of the foreign exchange transaction act. 
• Advised on a domestic construction company’s alleged collusive act for bidding.

著書/活動

• Recent Trends of the Leniency Program (Co-author, Legal Times, 2019.12.) 
• A Study on “Unfair Act of Causing Considerable Harm to the Interest of Consumers,” Journal of Korean Competition Law Vol. 33 (Korea Competition Law Association, 2016.5.) 
• Practical Issues Relating to Statute of Limitation in Unfair Collusive Act, Journal of Competition Law and Policy, 5th Edition (SNU Center for Competition Law, 2015.5.) 
• The EU Implements a “Directive of the European Parliament and of the Council on Certain Rules Governing Actions for Damages Under National Law for Infringements of the Competition Law Provisions of the Member States and of the European Union,” Journal of Competition Law & Economics (Co-author, Korean Fair Competition Federation, 2015)