Dongying Huaao Precision Metalwork Co. , Ltd is located in Dongying City, where the Yellow River flows into sea, also the hinterland of Shengli Oil field-the second largest oil field in China.

华奥金属制品公司座落在山东省东营市，这里是黄河入海口，也是中国第二大油田――胜利油田的基地。

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Dongying Haicheng Imp&Exp Co. , Ltdis located in Dongying City, Shandong Province, which is the location of Shengli Oil Field.

东营海诚进出口有限公司地处富饶的黄河三角洲，胜利油田所在地—山东省东营市。

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"What we have is a world class oil field sitting below a world class city, " said John Martini, manager of governmental affairs for Plains Exploration and Production Co.

NPR: Oil Expansion Plans In L.A. Rile Residents

Oil has also blessed the city with a powerful force-field against the housing crisis.

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