Provision of Chemical HCR-3000 for Scale Removal for Production Wells, Dai Hung Field Block 05-1(a) (số gói thầu PVEPPOC-26-10085);

Provision of Chemical HCR-3000 for Scale Removal for Production Wells, Dai Hung Field Block 05-1(a) (số gói thầu PVEPPOC-26-10085); | ChamThau.com