**300 pcs 0.069 HT/pc
*1500 pcs 0.062 HT/pc
*3000 pcs 0.055 HT/pc
*6000 pcs 0.048 HT/pc
12000 pcs 0.041 HT/pc
25000 pcs 0.035 HT/pc
*1500 pcs 0.062 HT/pc
*3000 pcs 0.055 HT/pc
*6000 pcs 0.048 HT/pc
12000 pcs 0.041 HT/pc
25000 pcs 0.035 HT/pc
