The present invention relates to a unidirectional fabric, a non-woven fabric,preparation methods thereof and a non-woven fabric product, wherein thepreparationmethod of the unidirectional fabric comprises: sequentially and continuouslyspreading multiple ultra-high molecular weight polyethylene thin films orstrips alonga direction and connecting the multiple ultra-high molecular weightpolyethylene thinfilms or strips into a whole to obtain the unidirectional fabric; and the non-wovenfabric is prepared on the basis of the unidirectional fabric and the non-wovenfabricproduct is prepared on the basis of the non-woven fabric.
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