meaning for 无偿 wúcháng:

  • - free
  • - no charge
  • - at no cost

zhècì这次
de
chācuò差错
wánquán完全
shì
wǒmen我们
de
zérèn责任
fēicháng非常
bàoqiàn抱歉
yàngpǐn样品
fúhé符合
de
huòwù货物
quánbù全部
wúcháng无偿
diàohuàn调换

I am very sorry and we are responsible for the mistake, we will exchange all merchandise that falls short of our sample.