International Labor Day, also known as "May 1 International Labor Day" and "International Demonstration Day", is a national holiday in more than 80 countries in the world. On May 1 day every year. This is a festival for working people all over the world.
1889 In July, the Second International led by Engels held a congress in Paris. The meeting passed a resolution stipulating that international workers should hold a March on May 1 890, and decided to designate May 1 as the International Labor Day. The Central People's Government of the State Council 1949 1 year made a decision in February, and determined May 1 day as Labor Day. After 1989, the State Council basically commended the national model workers and advanced workers every five years, and commended about 3,000 people each time.
202 1 10/On October 25th, the Notice of General Office of the State Council on the Arrangement of Some Holidays in 2022 was issued. From April 30th to May 4th, 2022, the holiday was suspended for 5 days. Go to work on Sunday, April 23rd and Saturday, May 7th.
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Library appeared as early as 3000 BC. It is an institution that collects, sorts out and collects books and materials for people to read and refer to. Library has the functions of preserving human cultural heritage, developing information resources and participating in social education.
Library is the external storage and selective transmission mechanism of social memory (usually expressed in written records). In other words, the library is the memory device and diffusion device of social knowledge, information and culture.
As early as 3000 BC, there were various records carved on clay tablets in the temples of Babylon. The earliest collection sites were the collection sites of Greek temples and the collection sites attached to the Greek Philosophy Institute (4th century BC).
The library originated from the habit of taking notes. The library is a special place for readers to use library documents. The reading room of a library is generally divided into general reading room, professional reading room and reference research room.