GMT framework of seat GMT has a 15-year application history in backseat of auto. In accordance with latest safety requirements that passengers in middle seats are required to fasten safety belt, new design will integrate this safety belt fixing equipment with seats. In this aspect, GMT has advantages over steel at cost and quality. GMT framework of seat possesses following outstanding performances: tiltable, integrated safety belt support, back impact load absorption, good mechanical performances, lighter and cheaper than steel parts, flat backrest apt to felt blanket and high function integration.