API 610 certifikat
CCS -certifikat
CCS -certifikat
CE-certifikat-LP （T）
CE Certificate-SLS, SLW, DG, WQ
Credit Rating Certificate
EAC Certificate (SLCZ, SLZA, SLZAE, SLZAF, SLZAO, SLZAEO, XL, AYG, SLDA, SLDB, SLDC, SLDT)
EAC Certificate (WQ, WQC, SLW, SLS)
EAC Certificate (WQX, WQH, WQZ, WQ (II), QZ, QH, WL, S, SLO (W), SLUT, SLOU, SLNC, IS, KTL)
ICG -certifikat
IP -certifikat
ISO9001-2015
ISO9001-2015
ISO14001 EMS CNBJ314806-U
ISO14001-2015
ISO45001 OHSMS CNBJ314807-U
ISO45001-2018
UL -certifikat for overholdelse