PetroVietnam Drilling & Well Services Joint Stock Corporation (PV Drilling) PetroVietnam Technical Service Joint Stock Corporation (PTSC) PetroVietnam Transportation Joint Stock Corporation (PV Trans) PetroVietnam Finance Joint Stock Corporation (PVFC) PetroVietnam Insurance Joint Stock Corporation (PVI) PetroVietnam General Service Joint Stock Corporation (Petrosetco) PetroVietnam Construction Joint Stock Corporation (PVC) PetroVietnam Fertilizer and Chemicals Joint Stock Corporation (PVFCCo) Drilling Mud Joint Stock Corporation (DMC) Joint Venture Vietsovpetro (VSP) PetroVietnam Petrochemicals and Fibre Joint Stock Company (PV Tex), a joint-venture set up with textile manufacturer Vinatex to build Vietnam's first polyester fiber plant. The factory will be located in Haiphong and use by-products from oil-refining.[9] Vietnam Energy Inspection Joint Stock Company (EIC) Phuoc An Port Construction and Investment Joint Stock Company (PAP) Petrovietnam Construction Investment Consultant Joint Stock Company (PCIC)