Zhink Textile GRS certification
Global eco-textile Certification
Zhink chemical fiber environmental Management system certification certificate
Zhink chemical fiber occupational health and safety management system certification
Zhink chemical fiber quality management system certification certificate
Quality management system certification certificate
Wankai New material laboratory accreditation certificate
Wankai new material energy management system certification
ISO9001 quality and environmental management system certification
ISO14001 quality and environmental management system certification
Chongqing Wankai two integration management system evalsuation certificate
Chongqing Wankai Safety production standardization certificate