Paper Title
Study on The Demand Forecast of Fashion Retail Products in View of Customer Base

Abstract
This paper is a study on the demand forecast of product requirements for a transnational fashion retail enterprises. The product has the characteristics of short life circle, multiple product varieties and low lot-sizing. The product requirements sequence includes a large amount of zero points which is belong to the interrupted time-series. Based on Syntetos-Boylan approximation(SBA) method, the paper puts forward Greedy AggregateDisaggregate(GAD)method in view of greedy ideology. Customer-Based Analysis(CBA) method which is based on the hypothesis of customer churn behaviors also proposes to construct statis-tical models. The superiority ofCBAmethod is validated by comparing with the other two methods in terms of four prediction indicators. Keywords - Interrupted time-series;SBA method;GAD method; CBA method;