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There are three handles on the suitcase. The handles of the suitcase can be retractable. The handles are connected each other.
When user needs to make the suitcase as to be a tabletop, the handles of other sides can be stretched to take the top-side as a plane.
When user would like to move the suitcase up and down stairs, the handle of bottom side can be stretched out. It’s easy to move.
How to use
When someone draws the handle 2, the handle 1 and 3 will be contracted into plane.
When the handle 1 or 3 is stretched out, other handles will be contracted into a plane.
Mengmeng / Zhang, Chunmao / Wu