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Xudong SONGPartner
Areas of Practice

Mr. Song specializes in IP, anti-unfair and other complicated commercial dispute resolutions. He has worked on a variety of IP litigation matters including trade secret,trademark, copyright, patent, computer software, anti-unfair, anti-trust and so on. During his legal career, he has provided professional legal services in more than 300 cases. Several cases have become the most influential or landmark cases in their respective professional fields, with multiple cases being selected as typical dases by the Supreme People’s Court.

Mr. Song has about 20 years of legal experience. Prior to be a lawyer, Mr. Song was a judge for twelve years in  Beijing court. He served as the Deputy Chief Judge of the IP Tribunal in district courts, the first batch of enlisted judges, presiding judges and the head of internal mechanism of the Beijing Intellectual Property Court(BIPC). The dual professional background as both judge and lawyer has endowed Mr. Song with extensive practical experience, making him particularly adept at handling intricate and complex cases. To date, Mr. Song has successfully represented close to 20 cases in retrial proceedings, earning widespread acclaim.

Business Area

China

Working language

Mandarin Chinese and English

Education
Peking University School of Law,Master  of Laws
China University of Ming & Technology  School of Law,Bachelor of Laws
Representative Matters(Selected)
“World of Dragons” software code trade secret case [(2023)最高法知民终539号], selected as one of the "Typical Cases for Protecting Innovation in Science and Technology" by the Supreme Court, see the WeChat official account of the Intellectual Property Court of the Supreme People’s Court on January 7, 2025.
A customer list trade secret case, represented a leading internet company in Beijing in a civil lawsuit filed by a listed company for misappropriation of the client list as trade secrets. We achieved a complete victory at the first instance. After the second-instance trial proceedings, the opposing party voluntarily withdrew their appeal.
"Ping An Good Doctor" trademark administrative dispute case [(2020)最高法行申11064号、(2023)最高法行再21号,etc.], this case was the only trademark-related case that was discussed by the Supreme Court's committee and then retried and amended that year.
"TE" Trademark Civil Dispute Case [(2019)粤03民初3662号、(2021)粤民终3024号、(2024)最高法民申1266号], achieved complete victory at the first instance, second instance, retrial after directed re-examination, and final review.
"Ant" Trademark Case, Through administrative litigation, unfair competition civil litigation, revocation of the referenced trademark, and other comprehensive legal measures, we assisted our client, Ant Group Co., Ltd., in achieving the goal of maintaining the validity of the "Ant" trademark through a package mediation agreement.
ByteDance Computer Software Case, Represented the client in filing a copyright and unfair competition dispute case, ultimately forcing the opposing party to settle 90% of the claimed damages on the spot and provide a non-infringement commitment letter as part of the mediation agreement.
ByteDance Audiovisual Works Series Cases, Represented the  client in filing a total of 11 cases involving infringement of the right of communication through information networks and unfair competition disputes across different courts nationwide, all of which were ultimately resolved through mediation or settlement to the clients' satisfaction.
We won all stages of the patent infringement and commercial defamation case[(2022)湘 0104 民初 11648 号、(2022)湘01民终16126号、(2023)湘民申4078号], including the first instance, second instance, and retrial.
The case of "Exemption of Original Shareholders' Joint Liability under the 'Forced Betting' Agreement"[(2023)京民再42号] ,was the only retrial judgment by the Beijing High Court that year to exempt original shareholders from joint liability. Based on this, the client avoided nearly 100 million yuan in joint compensation liability across a series of lawsuits.
Dispute over equity transfer about 162.2 million RMB[(2022)京01民初534号], Represented the client in defense. Through comprehensive measures including court hearings, out-of-court negotiations, and asset swaps, ultimately forced the opposing party to proactively withdraw the lawsuit.