ISO45001

ISO14001

ISO9001

Certificate

Certificate

Certificate

Top Ten Influential Brands Sino Sina Certificate of Honor

"New, Specialized, Refined and Innovative" Enterprises

"New, Specialized, Refined and Innovative" Enterprises

Member Certificate Issued by Chongqing Construction Grouting Seepage Control Association

High Tehnology Company Honoured by Government of Henan Province

High Technology Company Honoured by Henan Science and Technology Bureau