It is,therefore,to optimize the allocation of collection resources by careful investigation of users\' needs and making scientific "collection acquisition plan".

Making algorithm for spare-parts purchase planning in production enterprise;

Research on Models and Algorithms for Purchase Planning with Outsourcing in Global Business Environment;

This system puts centralized management as lore and puts scattered management for assisted,strengthen the management of purchasing plan and new warehouse which is of the coal enterprise's logistics,build upa perfect logistic distribution man.

Development of Purchase Planning Management in ERP System;

An optimal solution to the purchase planning of the core enterprise in supply chain is presented.

The method is applied to construction of domain architecture of purchase planning sub-system of Enterprise-group’logistics domain, mapping rules from feature model and analysis-level object model to domain components are developed based on the layers of domain architecture.

According to the content, the cost of procurement logistics is analyzed in both stages of establishing the procurement plan and actualizing procurement.

This paper makes the meta-analysis on the book borrowing data in circulation department of the library of Zhongyuan University of Technology,expounds the analysis results from the aspects of borrowing contents and retrieval methods,and forecasts the future book purchasing plan.