Whose daughter is seafood?

Qing Qiu Bai and the daughter of Donghua Emperor.

According to the plot of Seven Auspicious Points, in the TV series Seven Auspicious Points, the Sea Emperor is the daughter of Qing Qiubai and Donghua Emperor.

Auspicious Seven Seasons is a super classic Chinese mainland film, directed by Nan Li and starring YCY and Ding Yuxi. The drama series is adapted from the writer's novel "Unlucky Seven under Impulse", which tells the story that the marriage cabinet Xiaoxian Xiangyun and Xianjun are bound by the ancient red line and become a couple of immortals, from which a series of romantic, happy and tangled love stories of seven generations living under one roof are derived.