Business license
ISO45001
ISO14001
ISO9001
Cummins Sinopec Drilling Business Authorization
Stanford Strategic Partner
Volvo Parts and Host Contract Service Provider
MTU Self Service Certificate S2000 Series
MTU Self service Certificate 1600-4000 Series
2019 Marathon OEM Certificate
2018 Stanford OEM Certificate
OEM Certificate of Lelaissenma in 2018
2019 Volvo OEM Certificate
OEM certificate of imported Cummins in 2018
2018 German MTU OEM Certificate
2018 Mitsubishi OEM Certificate
High tech enterprises
OEM Certificate of Dongfeng Cummins in 2018
Perkins OEM Certificate in 2018
2018 Chongkang OEM Certificate
