The working principle of Pit Puzzle parking, the semi-ground Puzzle parking system is mainly a kind of parking garage built due to the limited space on the ground. Part of it is built above the ground and the other part is built underground .

This type of equipment is designed in multiple layers and multiple columns, with one empty parking space on each floor except for the top floor. All parking spaces except the bottom floor can be raised and lowered, and all parking spaces except the top floor can be moved horizontally.

3 Level Puzzle parking is designed in 3 layers and multiple columns, with one empty parking space on each floor except for the top floor. All parking spaces except the bottom floor can be raised and lowered, and all parking spaces except the top floor can be moved horizontally.

2 Level Puzzle parking is designed in 2 layers and multiple columns. There is a horizontal shift empty space is set on the first floor of each group.