HY-2 Series
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HaiYang-2A (HY-2A) is the first marine dynamic environment satellite of China.
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HaiYang-2B (HY-2B) is the second marine dynamic environment satellite of China.
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HaiYang-2C (HY-2C) is the third marine dynamic environment satellite of China.
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HaiYang-2D (HY-2D) is the fourth marine dynamic environment satellite of China.