Name: ISO9001 Certificate
Certificate No: 01705Q11806R0S
Range: The production and service of the movable steel floor
Reference: Issued by Beijing Yingguo Global Certification Co., Ltd.

Name: ISO14001 Certificate
Certificate No: 01705E10287R0S
Range: The production and service of the movable steel floor involved the activity of Environment Management
Reference: Issued by Beijing Yingguo Global Certification Co., Ltd.