1, China Quality Certification Center

2. Fangyuan Mark Certification Center

3. Shanghai Quality System Audit Center

4. Huaxin Technology Testing Co., Ltd..

5. China Classification Society Quality Certification Company.

6. china association for quality Beijing Quality Assurance Center

7. Guangdong Quality System Certification Center

8. China New Era Quality System Certification Center

9. Great Wall (Tianjin) Quality Assurance Center

10, Northeast Certification Co., Ltd.

1 1, Beijing China Telecom Certification Center

12, Guangzhou Saibao Certification Center Service Co., Ltd.

……

For more certification bodies, you can visit Zhengguoguo's website.