Lung Tin Law Firm has a proven record of successfully handling high-tech, high-stakes matters. Lung Tin aims at modeling itself into a top-level law firm dedicated to high-tech area. Our success enables our foreign and domestic clients to achieve their specific business objectives in the areas of intellectual property protection, commercial litigation, employment and executive mobility, cyber security, chancery and corporate governance, etc. Currently, our practice team consists of abundant experienced Chinese lawyers, U.S. lawyers and patent attorneys with litigation certificate. With several former examiners and judges among them, 11 professionals obtain Ph.D. degrees and 22 have overseas background.


  • Chinese Leading Law Firm by Chambers Asia Pacific in 2019 since 2017
  • Recommended Firm for IAM 1000 in 2019 since 2014
  • Top Tier Firm for Patent Prosecution/Litigation, Trademark Prosecution by MIP since 2010
  • Top 10 Patent Firms of China by IPRdaily in 2019 since 2016
  • Outstanding IP Service Team in China by China IP Magazine in 2018 since 2015
  • Quality Client Intellectual Property Litigation Agency in 2016
  • Top 10 Firm for China Patent Administrative Litigation in 2019 since 2017
HONG, Yan Ph.D., Partner, Director, Attorney at Law, Senior Patent Attorney
Practice experience:
Ms. Yan HONG has expertise in patent invalidity, patent administrative and civil litigation, patent prosecution, patent strategy design and portfolio development, patent due diligence and freedom to operate investigation, patent analysis, intellectual property anti-counterfeiting, etc., and she is very experienced in patent cases in technical areas of computer software and hardware, internet, e-commerce, electronics, telecommunication, semiconductor, image processing, display and lighting, mechanics, automation, etc.
KANG, Xing Partner, Attorney at Law, Senior Patent Attorney
Practice experience:
Mr. Kang has rich experiences in patent matters, primarily focuses on patent application and prosecution, reexamination, invalidation, patent administrative and civil litigation and IP counseling in the fields of semiconductor, electronics, computer science , communications, display and lighting, mechanics, etc.. Prior to joining Lung Tin in April 2014, he had been working as an examiner for nearly ten years in the Electrical Department of SIPO and a re-examiner in the Patent Reexamination Board of SIPO.
MU, Lijuan Partner, Deputy Director, Senior Patent Attorney
Practice experience:
Ms. Lijuan MU has 20 years of rich experience related to patent examination, appeal, and rights protection, including 5 years as substantive examiner, 11 years as reexamination examiner, 1 year as judge, and 3 years as attorney. Ms. Mu has handled thousands of patent invalidation and litigation cases and has participated in the amendment of the Patent Law and compilation of books for many times, as well as participated in nearly 20 research projects and served as a member of the teaching and research group of the Patent Reexamination Board over a long period of time. Ms. Mu is proficient in her legal practices in patents, has intimate knowledge of the trial standards in patent cases, and can...
SHEN, Liping Legal Counsel, Attorney at Law
Practice experience:
Mr. Liping SHEN specialized in dispute resolution in civil, commercial and administrative cases, and has extremely rich experience in legal service provision in civil, intellectual property, administrative litigation and civil and commercial arbitration. Mr. Liping SHEN has worked in the Haidian District People's Court of Beijing for 16 years and dealt with more than 900 civil, administrative and enforcement cases among which there were a large number of difficult and complicated cases that caused widespread concern in the society, including Yang Yusheng v. Beijing Cultural Market Law Enforcement, Beijing Letao Culture Development Co., Ltd. v. Google Information Technology (China) Co., Ltd.
XU, Bo Ph. D., Legal Counsel
Practice experience:
Before joining Lung Tin Law Firm, Dr. Xu Bo had been engaged in intellectual property trial for 10 years in Beijing First Intermediate People's Court and Beijing Intellectual Property Court. He heard more than 1,000 IP-related cases including those involving patents, trademarks, copyrights and unfair competitions in his career as a judge. Among a series of influential cases Xu has handled, the patent case of Apple Inc. v. Patent Reexamination Board was elected as one of "China's Top 10 Innovative Intellectual Property Cases in 2014".