By the 2nd generation condole carries material PVC on the head to improve and model armor plate comes, also weigh UPVC, overcame PVC easy ageing basically, easy fade, not flame retardant defect.

• 塑钢板是由第二代吊顶材料PVC改进而来的，也称UPVC，基本克服了PVC易老化，易褪色、不阻燃的毛病。