Sting Zhang focuses on providing intellectual property legal services to overseas clients, with a practice covering the registration and protection of trademarks, copyrights, and domain names. Since beginning her IP practice in 2018, she has advised numerous Fortune 500 companies and well-known law firms across a wide range of industries, including social media, automotive and baby products, entertainment, e‑commerce, electronics, new energy, and household appliances.

• Led a series of China trademark prosecution, confirmation, and administrative dispute matters for a leading global social media platform, coordinating trademark filings and procedural actions including invalidation, opposition, and non-use cancellation; assisted in related trademark administrative litigation to strengthen the stability and enforceability of the client’s core brand identifiers in China.

• Managed China trademark protection and rights-confirmation projects for a top-tier global film and entertainment group focusing on key IP assets; participated in related trademark administrative litigation, supporting trademark portfolio build-out and maintenance of rights boundaries for classic franchises and derivative business scenarios.

• Led China brand trademark rights-confirmation projects for an internationally leading AIGC / generative AI company, driving end-to-end strategy and execution across filings, oppositions, and invalidation actions; participated in subsequent administrative dispute litigation to secure the rights foundation for an emerging technology brand in the China market.

• Handled China trademark rights-confirmation and defensive enforcement matters for a world-renowned industrial technology and high-end manufacturing company, taking primary responsibility for core confirmation work; provided integrated dispute-resolution solutions tailored to business needs to protect the client’s brand identity system and market order.

• Acted for an internationally recognized nutrition and health consumer products group in China trademark rights-confirmation matters, leading filings and procedural actions including invalidation, opposition, and non-use cancellation; developed and implemented dispute strategies centered on prior-rights conflicts, assessment of similar goods/services, and likelihood of confusion.