Chinese leaders saw little value in exploration.
They had difference ships. The chinese had much better ships than the Europeans
Space Exploration Deep-Sea Exploration Exploration at Volcanic Site -by OmegaKhan
Space Exploration Deep-Sea Exploration Exploration at Volcanic Site
There are quite a few devices that have made sea exploration as you know it possible. Submarines are one of these devices.
Deep-sea exploration and data collection is difficult because of the underwater fish that are dangerous.
"Overseas exploration" means exploring places that are separated from your place of origin by an ocean or a sea, so to get there you have to go "over the sea."
the mongol dynasty
unknown
1400s
A new emperor destroyed Prince Henry's ships. Prince Henry is a prince of Portugal who established a school for sailors; known as "the Navigator."
The possible explanation is that the Chinese thought that overseas exploration may violate Confucian principles. Another reason is that the Chinese wanted to preserve their traditions intact.