The invention relates to a weaving technique of a multi-color set layer top grade flax fabric, in which, a cylindrical pure flax top grade fabric is woven by stocking, yarn cleaning and in turn arrangement which is called double-warp feed, and the jacquard control procedure of a computer circular knitting machine is adopted; a hot setting machine is adopted to carry out high temperature setting; the flax fabric after set is reasonably cut according to a preset dimension to become a qualified semi-finished product; a lace prepared in ahead is whipstitched on the flax fabric with a regulated dimension specification to manufacture into a finished product. The pure flax top grade fabric of the invention is manufactured by selecting the flax with excellent quality, can be repeatedly washed andflung by a machine, is free from ironing, has an exquisite appearance and has no drapes.