Huang Lidun has both good luck and bad luck.

According to the Book of the Later Han Dynasty, in A.D. 166, King Andun of Daqin sent envoys to the Eastern Han Dynasty to present ivory, rhinoceros horn and other gifts to the Eastern Han Emperor.

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Historians now believe that this so-called envoy is just a middleman engaged in trade in the Indian Ocean, and it is a performance for commercial interests, which has nothing to do with the Antoine government in Rome.