China Patent Agency (Hong Kong) Co., Ltd.

Beijing Jijia Intellectual Property Agency Co., Ltd.

China Council for the Promotion of International Trade Patent and Trademark Office

Beijing Liu Chen Law Firm

Beijing Sanyou Intellectual Property Agency Co., Ltd.

Beijing Kangxin Intellectual Property Agency Co., Ltd.

Guangzhou Huajin United Patent Trademark Agency Co., Ltd.

Beijing Pinyuan Intellectual Property Agency Co., Ltd.

Longtian Intellectual Property Agency Co., Ltd.

Beijing Xiruan Zhigu Intellectual Property Agency Co., Ltd.

Source: IPRdaily Chinese website (IPRdaily.cn