Represented trademark administrative litigation cases for THE LAW SOCIETY OF HONG KONG, DiDi Technology Development Co., Ltd., bilibili.com, Nikon (JP), YAMADA DENKI Co. LTD. (JP), IHI Corporation (JP), Schuler Kitchenware Co., Ltd. (DE), Sumitomo Corporation (JP), RHINO RACK AUSTRALIA PTY LIMITED, Kuan Wellness Sdn. Bhd (SG), Banyan Tree Holdings Co., Ltd., THE BEHEMOTH (US), NETGEAR (US), Ivy Software Company (US) and etc..
Created trademark and copyright litigation strategies for TOP GOLD ASIA PACIFIC LIMITED, bilibili.com, SHAPING ASIA HOLDINGS LIMITED (UK), REVENUE VALLEY SDN BHD (SG), DOLLAR RENT A CAR, INC. (US), Bruce Lee Co., Ltd. (US) and etc..
Represented trademark infringement and unfair competition cases including sending a lawyer's letter for SOCIETY FOR WORLDWIDE INTERBANK FINANCIAL TELECOMMUNICATION SCRL (SWIFT), World Trade Center Association Ltd. (WTC), Mr. Wolfgang-Peter Geller, an international well-known photographer, Beijing Sankuai Technology Co., Ltd., Beijing Tianfuxing Trading Co., Ltd., Inochio seisinen Co., Ltd., Xiaoxing Steel Cord Co., Ltd and etc..
Conducted business investigations for SH GROUP I, L.L.C., B612, GS YUASA INTERNATIONAL LTD. and etc..
Represented Messe Düsseldorf Co. Ltd. in dealing with trademark infringement administrative complaint case.