Current Position: Head of the Legal Department at Zhifan lP Attorneys . Specializes in legal services including patent invalidation and reexamination, intellectual property litigation, infringement analysis, patent prosecution, patent portfolio development, patent enforcement, patent mining, patent management, and risk prevention. Appointed as an expert in the China (Yantai) Intellectual Property Protection Center Expert Pool and among the first cohort of experts in the Anhui Provincial Intellectual Property Protection Center’s Rights Protection and Assistance Expert Pool.

Kingsoft Security vs. Chule Tech (GUI patents, CNIPA’s 2020 Top 10 Invalidation Cases).

Invalidation series against a leading chipmaker (chip design software).

Invalidation for Jinan Shengquan Group (refractory materials).

Invalidation for Shandong Jinsheng Solar (photovoltaics).

Design patent invalidation: Li Weihua vs. Jingbocheng.

Aimeike Biotech vs. Kaineng Biotech (genetic reagent kits).

GN Solids Control vs. MI LLC (oil machinery patents).

Administrative litigation for Shijiazhuang Ouyahuitong (filtration devices).

Invalidation litigation for Guizhou Sujiale EVs (circuit controls).

Nuctech vs. Beijing Junhe (radiation detection patents).

AU Optronics vs. TCL CSOT (LED panel patents).

Foxconn vs. Panyu Deyi (terminal connectors, administrative litigation).

Delta Electronics vs. Sunonwealth (heat dissipation patents).

LG vs. Nidec (spindle motor patents).

Sony vs. Hangzhou Saixuan Tech (headphone patents).

Auras Tech vs. Aavid Thermalloy (heat sink patents).

Invalidation series for Cooler Master (heat dissipation).

Taiwan MPI vs. Murata (MEMS patents).

TPK Holding vs. Competitor (semiconductor patents).

Longtai Industrial Invalidation Series (fitness equipment).