The reason why Mrs. Su reacted in this way is because the "death-exemption gold medal" is different from the "death-exemption iron coupon", the iron coupon is the master's military service in exchange for the return, although there are ten chances to avoid death, but can not be exempted from the crime. In other words, the death penalty can be avoided, but it is difficult to escape, not beheading, but also to be stabbed to the army to be sentenced to exile. The "gold medal" has three chances ...