we should understand that term "Garments Merchandising"  at first "garments"  means apparels, or clothing which we need to wear every day,every time  not only in our country ,all over the world also.merchandising means  buying producing and selling of any goods or products or services for  the local or international market.If we combine this two English term  "Garments Merchandising" than the meaning of "garments merchandising".
All  the activities involved in procuring export order of any garments of any  particular design for a specific quantity,analysis of garments requires  to produce the garments,production of those quantity of garments with  specific attention ti required quality level, production scheduling and  extorting the garments within fixed time ,may be called garments  merchandising. 
From  the said definition of garments merchandising it can be assumed clearly  that procuring a garments export order that is export L/C, production  of those garments as per buyers satisfaction within limited time is not  so easy.The activities involved in garments merchandising is normally  done by a dynamic and expert person called garments merchandiser.The  person "Garments Merchandiser" is one of the important key person of garments production and garments export sector.