How did the trees in the middle of the manna sea get up?

The steps to get to the tree in the middle of Ganlu Sea are as follows:

1, first came to the abyss of tea mud and jumped directly into the hole.

2. Secondly, after jumping into the hole, it will be transferred to the tree in the middle of the Mana Sea, and then directly jump into the hole in the middle of the tree.

3. Finally, after jumping off the bottom floor of the cave, you can go directly to the underground transfer point to unlock it.