**300 pcs 0.072 HT/pc
*1500 pcs 0.065 HT/pc
*3000 pcs 0.058 HT/pc
*6000 pcs 0.050 HT/pc
12000 pcs 0.043 HT/pc
25000 pcs 0.036 HT/pc
*1500 pcs 0.065 HT/pc
*3000 pcs 0.058 HT/pc
*6000 pcs 0.050 HT/pc
12000 pcs 0.043 HT/pc
25000 pcs 0.036 HT/pc
