General certificate

CHINA GREAT WALL (TIANJIN)QUALITY ASSURANCE CENTRE CO.,LTD.QUALITY MANAGEMENT SYSTEM CERTIFICATE

CHINA GREAT WALL (TIANJIN)QUALITY ASSURANCE CENTRE CO.,LTD.QUALITY MANAGEMENT SYSTEM CERTIFICATE

EU DECLARATION

CE certification

Trademark certificate

Enterprise credit rating certificate

Contract-abiding and trustworthy enterprise

C83356-CE certificate