010-85186118

Founded in 2002 by 

Mr. MA Lianyuan, the former Deputy Commissioner of the SIPO and 

Ms. HU Rongyu, a senior IP expert

About Us

Lian & Lien was founded in 2002. As one of the foreign-related IP law firms of China, Lian & Lien IP Attorneys(www.lianandlien.com)is dedicated to providing legal services for both foreign and domestic clients in the field of intellectual property rights. The legal services which Lian & Lien IP Attorneys provides include patent and trademark prosecution, patent or trademark administrative and infringement litigation, arbitral proceedings, technology licensing, market survey, technical analysis, copyright consulting and registration, copyright infringement litigation and other legal services.


Lian & Lien IP Attorneys has an excellent team consisting of internationally known senior IP experts, esteemed patent attorneys, trademark attorneys and attorneys-at-law. All the professionals are graduated from famous universities in China, with more than 90% of them having Master degrees. Their professional fields cover electronics, mechanics, chemistry, bio-technology, pharmaceuticals and general laws. 

The General Manager of Lian & Lien IP Attorneys was elected as the President of All-China Patent Agents Association in January 2007.


Lian & Lien IP Attorneys has its head office in Beijing with branch offices in Suzhou, Shanghai, Yangzhou and Taipei .

Our Philosophy

Credibility Winning Clients, Professional Service Promoting Development

  • Our Vision

    Client’s International Partner
    in Intellectual Property field

  • Our Goal

    High Quality, Professional and
    International IP Firm

Organization Structure