* * * Producers' Union is the first international proletarian party with scientific socialism as its guiding ideology. Based on the fundamental transformation of the Justice League. Justice League is a secret revolutionary organization of German workers and craftsmen, which was founded in 1930 19. At the beginning of 1847, the Justice League sent J. Moore to invite K. Marx and F. Engels to join, and decided to reorganize the alliance according to their ideas. 1in June, 847, the first congress was held in London, and the proletarian alliance was established, and the articles of association were drafted, replacing the old slogan of "proletarians all over the world unite" with the internationalist slogan of "all are brothers".