The utility model relates to a self -adaptation self -interacting intelligence waistband belongs to wearing equipment technical field, including waist belt head, waistband body, waistband hole, pressure sensor and magnetism position sensor, waist belt head fixes in waistband body one end, and waistband hole equipartition is on one's body the waistband, and pressure sensor and magnetism position sensor all set up on one's body the waistband, and pressure sensor and magnetism position sensor all be connected with the main control board, and it has the main control board, lithium cell, step motor, gear train, screw axis and pressure sensor 0 head to embed among the waist belt head. Screw axis and step motor are introduced to this intelligence waistband, through the worm drive principle, can realize the transmission of big torsion, combine pressure sensor and magnetism position sensor's detection feedback, realize the automatic elasticity function and the adaptive regulatory function of waistband. And adopt the film display technique on one's body at the waistband, and realize that the self -adaptation of waistband is discolourd, can be adjusted into the best collocation color according to the colour of the wearing the clothes thing.