The Korean Confederation of Trade Unions (KCTU) is a national trade union centre officially established in 1995. Its predecessor was the National Council of Trade Unions (NCTU), established in 1990 as an independent alternative to the Federation of Korean Trade Unions. With 682,418 members in 2007, the KCTU accounted for 40.6% of trade union members in South Korea. The KCTU has more than 1,200 affiliated enterprise-level trade unions. It is the second largest trade union national center in South Korea, following the Federation of Korean Trade Unions (FKTU).