Multiple function luggage

A carry-on luggage, comprising:

• a casing having wheels rotatably mounted on a side face of the casing to allow the casing to move freely, a first recessed area defined in the side face thereof and a second recessed area defined in another side face of the casing to communicate with the first recessed area;
• a main board pivotally attached to said casing at an upper end thereof, and being receivable in the first recessed area, and provided with a third recessed area in a rear side face of the main board relative to the casing, wherein the third recessed area has a first open end disposed at a lower end of the main board, and a second open end disposed at the upper end of said main board;
• a first auxiliary handle securely and longitudinally slidably received in the third recessed area to be able to extend out of the first open end of the main board;
• and
• a second auxiliary handle securely and longitudinally slidably received in the third recessed area to be able to extend out of the second open end of the main board,
• wherein both the second auxiliary handle and the first auxiliary handle are able to simultaneously extend out of the third recessed area only when the main board is extended out of the first recessed area and pivoted relative to the casing;
• and
• wherein when both the second auxiliary handle and the first auxiliary handle are simultaneously extended, the second auxiliary handle, the first auxiliary handle and the main board collectively form a table that rests in the second recessed area defined in the another side face of the casing.