List large and small oil and gas companies in Vietnam

Providing information of all small and large oil and gas companies in Vietnam:??conpany name, concact,??address, email,??office address, number of branches,??Personal information, contact, office address,??Job vacancy,??company or corporation address, company website…

-??Location: Viet Nam??

-Class income: B+, A+, A++

-Espect: small oil and gas companies

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