Tomb-Sweeping Day introduced:

1.The specific adjustment date of Tomb-Sweeping Day holiday in 2023 is: April 5, 2023, *** 1 day.

2. Tomb-Sweeping Day is the most important sacrificial festival in China, which is celebrated around April 5th in Gregorian calendar. China people have been polite and respectful to their ancestors since ancient times, so the tradition of the Spring Festival gradually took shape during the Qingming period.

3. Every year in Tomb-Sweeping Day, various commemorative activities are held in many places to remember the revolutionary ancestors and war heroes. There are folk customs such as hiking, grave sweeping and ancestor worship.

Tomb-Sweeping Day, Spring Festival, Dragon Boat Festival and Mid-Autumn Festival are also called the four traditional festivals in China. Besides China, some countries and regions in the world also have Tomb-Sweeping Day, such as Viet Nam, South Korea, Malaysia and Singapore.

Introduction to the library:

1. The library is an institution that collects, arranges and collects books and materials for people to read and refer to. As early as 3000 BC, libraries appeared.

2. The library has the functions of preserving human cultural heritage, developing information resources and participating in social education. Another function is to collect resources that people are unwilling to buy (or unable to buy) and provide them as collections for the public to use or consult.

3. The 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.

4. Library service is the work of developing and utilizing library resources. It includes reader development, reader research, literature circulation and promotion services, collection reports, reading guidance, reference and literature retrieval, reader education and so on.