help me,pls!Chinese to English!

题目

help me,pls!Chinese to English!
要详细跟踪记录每张订单的生产情况,出货情况.曾经有票我负责的货出了,2年后客人突然指当时这票货我司少发给他们1000个,并让我司重新补发.得于我对每一票货物都有一个详细的跟踪记录,因此免去公司不必要的赔偿.

答案

The production process and delivery state of every order should be traced and record, once upon there was an order delivery which was in my charge , two years later, the customer claimed that we have a lack of delivery of 1000 pieces and they requested our company to re-send, thanks to the trace record that I made for every delivery, our company has avoided the losses.