222-12-23, when will the tide ebb at Tanmen in Qionghai?

between 6 pm or 5-6 am. On December 23, 222, Tanmen, Qionghai ebbed at 6 pm or 5-6 am. Tanmen Town, which belongs to qionghai city, Hainan Province, is located on the eastern coast of qionghai city, bordering Boao Town in the south, Jiaji Town in the west and changpo town in the north, with an administrative area of 89.5 square kilometers.