Established in 1975, TNNA is an international trade organization representing retailers, manufacturers, distributors, designe ... rs, manufacturers' representatives, publishers, teachers and wholesalers of products and supplies for the specialty needlearts market. These businesses create and market hand painted needlepoint canvases, hand-dyed and specialty crochet and knitting yarns, embroidery, needlepoint and cross-stitch materials, kits, furniture, notions, gifts, books, publications, accessories, tools and more. read more