If a country wants to be rich and powerful, it must not ignore the sea. Wealth comes from the sea, but danger also comes from the sea. Zheng He's voyages were so grand. Xuanwei is a foreign land and attracts worldwide attention. The boat travels thousands of miles, and the spectators are like a blockage. Ride the wind and waves, rain or shine. Travel across the ocean and observe the customs. Rare and rare treasures can be exchanged. After seven voyages to the Western Ocean, I was able to cope with it with ease. On July 11, 1405 (the third year of Yongle in the Ming Dynasty), Emperor Chengzu of the Ming Dynasty ordered Zheng He to lead a huge fleet of more than 240 ships and 27,400 crew members on a voyage to visit More than 30 countries and regions in the Western Pacific and Indian Ocean have deepened China's friendly relations with Southeast Asia and East Africa. Each time, he set out from Liujiagang, Suzhou. Until 1433 (the 8th year of Xuande in the Ming Dynasty), he made eight voyages in one year. The last time, when he returned to Guli in April of the eighth year of Xuande's reign, he died of illness on the ship. The folk tale "The Popular Romance of the Three Treasure Eunuchs in the West" refers to his travel adventure as the Three Treasure Eunuchs' Voyages to the West. Zheng He visited more than 30 countries including Java, Sumatra, Sulu, Pahang, Chenla, Kuri, Siam, Adang, Tianfang, Dhofar, Khrumos, and Mugu Dushu. It reached the east coast of Africa, the Red Sea, Mecca, and possibly Australia.