With the continuous influence of the global economic crisis,the Chinesegovernment puts forward a series of policies to boost domestic demand andinvestment.Faced with the impact of Chinas blocked foreign trade,some studiesargue that optimizing the export structure is ever more important.This paperpresents a study on forecasting the export value of Chinas machinery and transportequipment by constructing a combination model based on monthly data to gain aninsight into the future trend of Chinas main export products.The model combinesregression forecasting method with time series prediction method,and can also beapplied to estimate other export products without much parameters adjusting work.Policy makers can adjust export structure timely to promote economic growth byfocusing on the trend of several particular products.The forecast results suggest thatthis combination model is more precise than single regression model or time seriesanalysis method in short-term.The forecasts also show that,in 2012,Chinasmachinery and transport equipment export value will decrease slightly and reach77056.877 million dollars in January,and will go up to 77997.127 million dollars inDecember.