Luggage having a hidden type pull handle

A luggage having a hidden type pull handle, comprising a main body, a telescopic pull handle, and two roller sets, wherein:

• the main body has an inner portion provided with a middle partition which divides the inner portion of the main body into a main space and a secondary space, the main space of the main body has a bottom provided with a support plate;
• the pull handle is mounted in the secondary space of the main body and supported on the middle partition of the main body;
• the pull handle has a bottom provided with a substantially L-shaped seat plate extended through a bottom of the middle partition and fixed on the support plate;
• each of the two roller sets is mounted on the bottom of the main body and includes a wheel seat, a roller, and a reinforcement member, wherein:
• the wheel seat includes an arcuate guard plate and an upright plate, the wheel seat is mounted on the bottom of the main body, with the corner of the bottom of the main body being encompassed by the arcuate guard plate and the upright plate of the wheel seat;
• the roller is rotatably mounted on the wheel seat;
• and
• the reinforcement member is mounted in the secondary space of the main body, with the corner of the bottom of the main body being sandwiched and clamped between the arcuate guard plate, the upright plate and the reinforcement member.