The eight-hour work system was first put forward by sociologist robert owen in August of 18 17. 1833, with Owen's support, compassionate factory owner John Holti and others launched an eight-hour working day movement. 1866, the first international Geneva conference put forward the slogan of "eight hours of work, eight hours of self-control, eight hours of rest", requiring countries to enact laws to confirm it.

1 886 may1day, Chicago 210.6 million workers fought for the implementation of the eight-hour working system and finally won. 1889 In July, the Second International announced that May 1 day every year would be designated as International Labor Day. In May 1890, 1, the working class in Europe and America took the lead in fighting for their legitimate rights and interests. From then on, the working people will celebrate every day.