2. Zigong Branch of Chengdu Dong Rui Intellectual Property Agency Co., Ltd.;
Zigong Jingda Intellectual Property Agency Co., Ltd.;
4. Zigong Branch of Sichuan Huaxin Xinwei Intellectual Property Agency Co., Ltd.;
5. Zigong Branch of Zhongyuan Patent Agency Company;
6. Zigong Branch of Sichuan Jizhihui Intellectual Property Agency Co., Ltd.;
7. Jiayi Intellectual Property Agency of Zigong Central District;
Zigong Branch of Sichuan Mingyun Intellectual Property Agency Co., Ltd.;
9. Zigong Yongkang Intellectual Property Agency Co., Ltd;
10, Zigong Branch of Chengdu Antai Intellectual Property Agency Co., Ltd.