Tranfan Law Office, established in 2004, is a full-service Chinese law firm specializing in Intellectual 

Property and commercial legal services. Our team consists of approximately 40 members, including 

trademark attorneys, patent attorneys, and lawyers.

We provide one-stop professional services covering consulting, prosecution, mediation, and 

litigation services in relation to patents, trademarks, copyrights, domain names, trade secrets, 

unfair competition, and other intellectual property related matters.

We are headquartered in Hangzhou with a branch office in Ningbo.

Tranfan Law Office

CHINA HANGZHOU

Address: Room 906, Huawei Building, Building No.1, Sky Wing Business Center, No. 133, Hongtai Road, 

Shangcheng District, Hangzhou , Zhejiang , 310000, CHINA.

Phone: +86-571-85809900

E-mail: trademark@zjbls.com

WhatsApp/Wechat: +8613136186297

CHINA NINGBO

Address: Room 1703, 17th Floor, Ningbo Yanxiang Center,No. 1299 Ningchuan Road, Yinzhou District, Ningbo, 315042, CHINA.

Phone: +86-574-89085588

E-mail:tm@zjbls.com

WhatsApp/Wechat:  +852 67931246