Our prices already make full allowance for large orders and, as I am sure you know, we operate in a highly competitive market in which we have been forced to cut our prices to the minimum.

Our prices already make full allowance for large orders and, as I am sure you know, we operate in a highly competitive market in which we have been forced to cut our prices to the minimum.

译文：我方报价已充分考虑到大量订货的因素。相信贵方一定清楚，我们是在竞争十分激烈的市场上经营，迫于市场压力，我方已将价格降至最低。