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.
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。