There have been several large-scale sea voyages in the history of China.

First, Qin Xufu crossed the river to seek immortality. With 500 boys and 500 girls, it is said that he went to Japan to educate the local aborigines. A few years ago, the Hong Kong Chuifu Society held activities, and Japanese Emperor Yudi made a special trip to attend, saying that Chuifu was also their ancestor.

Second, the three countries develop Taiwan Province Province.

Third, Sui Li.

Fourth, Song Guokui wants toes.

Five, Yuan Mongolia Kublai Khan's eastward expedition to Japan.

6. Zheng He made seven voyages to the West in Ming Dynasty.

Seven, from the Qin Dynasty to modern times, the southeast coastal residents immigrated to Nanyang on a large scale.