Testimonia

Testimonium:

API SPEC 7K Certification

API SPEC 16C Certification

Quality Management System Certification (conforming to GB/T19001-2016 ISO9001: 2015)

Environmental Management Systema Certification  (conformans GB/T24001-2016 ISO14001: 2015)

Salus et Salus Occupationalis Management Systema Certification (conformans ad GB/T45001-2020 ISO45001: 2018)

Honor certificatorium;

AAA Inceptum Credit Rating Certificatorium;

AAA gradu incepti fidem rating certificatorium;

AAA gradu contractus permanentis et certi operis certificatorium;

AAA gradu qualitas muneris integritatis incepti;

AAA level Monstra domus honestae operationis;

AAA gradu honestus elit;

Quinque stella producta post-venditio muneris certificationis certificatorium;

MA Coal Safety Mining Product Safety Mark Certificate.