Labyrinth of Shanghai

One can easily get lost in side streets of Shanghai... and that's what just happened to you! You can see the path, but you can get from one level to another only through a few passages between two levels. Can you make it?
Double-level, double-sided labyrinth. Acrylic layer between two levels can rotate and the position of the passages can be changed. Go on!

Goal: Get the ball out of the maze. When/if you succeed, put the ball into the maze through the C-shaped hole and try again.

Difficulty: 6/6

Dimensions: 13.5 x 13.5 x 2.7 cm