from the fact of procurement of enterprise,it have fully considered the procurement and management of all materials,applies the strategy orientation to the materials of e-procurement of enterprise,studies the e-procurement with strategy thinking and how to make an e-procurement,and offers an method aiming for one material to make a procurement for price or.

It is introduced that to guarantee production and reduce cost we consistently develop and improve our price rations purchasing in sellers' market,according to the market situation and business's actual condition,in purchasing of large bound of raw material such as: iron concentrate powder,coke,pig iron and coal and distinguishing profit got.

The ascertainableness of the purchaser s optimal purchase rate in supply chain;

An EOQ model is developed for deteriorating items with time-varying demand and purchase price under stock dependent selling rate.

This article presents an improved EOQ inventory model with time-varying demand and time-varying purchase price.

This article presents an EOQ inventory model with time-varying demand and time-varying purchase price,and shows that the total cost function is convex.

Battleplan acquisition cost forecast based on partial least-squares regression;

The problems of military aircraft acquisition cost estimation are analyzed,RBF based on k-average clustering algorithm network model of military aircraft acquisition cost prediction is proposed.

With the continual promotion of the performances of military aircrafts,various Cost Drive Factors make the former Acquisition Cost estimating model not be applicable for modern military aircrafts.