Centre Testing   International Co., Ltd.

Bldg No.21,   Huilongsen Techpark, No.99 Kechuang Fourteen Street, Beijing.

ISO 17025

Pony Testing   International Group

1F./9-11F., Yingzhi   Building, No. 49-3, Suzhou Street, Haidian District, Beijing, China

ISO 17025

SGS-SCTC Standards Technical   Services Co., Ltd

Building 7, No. 12, Kechuang 13^th   Street, BDA, Beijing, China

ISO 17025

Eurofins Technology Services (Qingdao) Co., Ltd

Floor 2, Building 6, No. 368, Hedong   Road, High-tech District, Qingdao, Shandong Province, China

ISO 17025