(DVN-DV-4960/25-XL-TTH-HANHPM.TM) Dịch vụ vê chỏm cầu cho bình áp lực production separator (V-665) giàn RBDP-A - Dự án:Provision of vent boom replacement and capacity restoration of Gaslift system on RBDP-A platform, Blocks 01&02, Offshore Vietnam