E hiwere ụlọ ọrụ anyị na 2007, ọ na-etinye aka n'inye ihe na akụrụngwa maka ọrụ elu na ala na ụlọ ọrụ mmanụ na kemịkalụ. Na mgbakwunye na inye ngwọta kachasị ọhụrụ, anyị na-akwalite teknụzụ ụlọ ọrụ mmepụta ihe dị elu. Ndị ahịa anyị bụ isi gụnyere ndị isi ụlọ ọrụ dịka China National Petroleum Corporation (CNPC), Sinopec, China National Offshore Oil Corporation (CNOOC), na Ngalaba Nyocha Geological nke Ministry of Land and Resources.
Ihe Ndị Ọzọ Gbasara Petro Chem - 20 +afọ
- 3 +Ụlọ ọrụ mmepụta ihe

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North America
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Yuropu
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Chaịna
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Latin America
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Afrịka
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Ọstrelia
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