Partner and Member of the firm’s Management Committee

Yiyuan Office Building,
Yiyuan Office Building, Friendship Hotel
No.1 Zhongguancun Street South, Haidian District

100873, Beijing

(86-10) 6892-1000

Top 250 Women in IP 2021

Trade mark star 2021




Practice areas:

Geographical indications
Trade mark

Industry sectors:

Film & music
Hospitality & leisure

Haiyan Ren is a Partner at Wanhuida Intellectual Property and a Member of the firm’s Management Committee. She is the most experienced trademark attorney of the firm, starting practising as a trademark attorney in 1994 and progressively extending her practice to design patent counseling and strategic planning for integrated IP rights protection.

In her 26 years of practice, Ms. Ren has handled high-profile cases relating to trademark and design patent filing, registration, litigation and dispute resolution. She has advised numerous Fortune 500 companies on trademark profile auditing, strategic planning for trademark and design protection, domain name disputes, unfair competition, Customs border protection and criminal enforcement.

Ms. Ren was elected to the China Trademark Office Subcommittee of the INTA Trademark Office Practices Committee for her significant experience in the field. She is also a sought-after speaker at IP-related seminars and conferences throughout China and has given speeches at various global annual conferences organized by INTA, IACC and others.

She authors or co-authors a dozen articles. Some of her most recent articles includes: “Several Issues We Should Know in the Battle against Bad-Faith Trademarks in China”, “Becoming more strategic in fighting bad faith filing in China” and “Bad faith trademark filing”.

As one of the firm's main representatives, Ms. Ren has been nominated as a leading individual practitioner in the field of intellectual property in China. She was included in MIP’s 2020 edition of Top 250 Women in IP for her exceptional performance for her clients and firms. She was named as an “Outstanding Individual” by the World Trademark Review in 2011, 2012, 2017, 2018 and 2019. She was an “IP STAR” in China rated by MIP since 2017. Haiyan was listed as a recommended IP Lawyer in the 2019 and 2020 edition of The Asia Pacific Legal 500.


Year Joined Firm: 1999

Education/Alumni: China Foreign Affairs University

Network Memberships: INTA, IACC, AIPPI


Last updated 4th Decmber 2020