Üstünler Ketencilik, which has many years of experience in the linen and linen processing industry, is the leading company in the market that produces 100 percent domestic linen fiber using patented Ayancık linen.

In the facility they established in Sinop, the pearl of the Black Sea, which is one of the best quality regions of the world in the field of flax fiber, Üstünler Ketencilik processes the best quality linen they buy from the farmers, and carries out 100% domestic, natural and national production. The company, which produces flax fiber in wet spinning, long and short length varieties from patented cayenne linen, provides quality and price advantages compared to imported products.

Ayancık linen, which is used in production by Üstünler Ketencilik, a family company established with domestic capital, has been included in the scope of geographical indication by the Turkish Patent Institute with the registration number 263 on 07/12/2017 as a result of the initiatives of the Ayancık District Governor's Office.