Specialists of Shebekinskaya industrialnaya khimiya, LLC (Russia) during a business trip to a textile factory, auxiliary chemicals and acid dyes were tested in production. The recipe of dyeing mixed yarn (wool/acrylic) through bleaching was worked out. A wide range of dyes were tries to create a catalogue of acid dyes for yarn. Acid dyes were used for dyeing: black and coloured, as well as the dyeing leveler SN-TV. The result of dyeing satisfied the client, extended trials are carried out and an order is expected. Working meetings were also held with other partners and cooperation in the field of fur processing and textile is planned.