Home
About BTA
Company profile
History
Important clients
Social responsibility
Business Area
Intellectual property professional services
Comprehensive legal services
Professional Team
Management
Consultant
Lawyer
Trademark agent
Patent attorney
Blog
Company News
Industry News
Job
Branch
Contact
中文
En
Yin Hang
Zhang Jiao
Beijing Zhongbei
Nie Fei
Zhang Yongyan
Zheng Yanli
Yao Yao
Zhang Shasha
Wild goose
Liu Hui
Huang Lijun
Guan Ruiwen
Chen Huifen
Century Mingyang
Guangzhou Zhongbei
Shanghai Zhongbei