Traditional Culture Encyclopedia - Traditional festivals - Where are the vaccine coins issued? When will they be issued?
Where are the vaccine coins issued? When will they be issued?
1. Vaccines are biological products made from various disease-causing microorganisms for inoculation. Vaccines made from bacteria or spirochetes are also known as vaccines. Vaccines are categorized into live and dead vaccines. Commonly used live vaccines include BCG, polio, measles and plague. Commonly used dead vaccines are pertussis vaccine, typhoid vaccine, epidemic cerebrospinal meningitis vaccine and cholera vaccine.
2. Different vaccines take different amounts of time to produce, and some may take up to 22 months to produce a batch. The development of vaccines is a long and complex process with high costs. Vaccination is the most cost-effective and efficient public ****health intervention for the prevention and control of infectious diseases, and an effective means for families to reduce the incidence of disease and health care costs for family members. It is estimated that immunization prevents 2 to 3 million deaths from diphtheria, tetanus, pertussis and measles each year. Global vaccination rates (the proportion of children in the world who receive recommended vaccines) have remained stable over the past few years.
3. Commemorative coins are legal tender issued by a country to commemorate major international or national events in politics, history, culture, etc., outstanding personalities, scenic spots, rare plants and animals, sports events, etc. It includes ordinary commemorative coins and precious metal commemorative coins. The quality of these coins is either plain or refined, and they are issued in limited quantities. Ordinary commemorative coins can be circulated, but precious metal commemorative coins cannot be circulated. Chinese commemorative coins are of specific themes, designed and manufactured by China Banknote Printing and Minting Corporation, and issued by the People's Bank of China as legal tender. Commemorative coins are usually issued to commemorate major political and historical events, traditional culture and other things of special significance in China. Ordinary commemorative coins have the same function as the current circulation of RMB, and circulate with the same denomination of RMB.
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