| 1 | Tanggu is a shining pearl over the Bohai Bay. | |
| 2 | Tianjin is a major trade center with connection to seaports on the Bohai Gulf. | |
| 3 | The lithologic reservoir has been regarded as the main exploration target in Bohai Gulf basin. | |
| 4 | The PRD is, with the Yangzi delta and the Bohai rim around Beijing and Tianjin in northern China, one of the three most important economic regions of China. | |
| 5 | These sea gulls used to find food in the Bohai Bay sea area off Dalian city which was covered by heavy ice because of the cold weather. |
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