What is the first national digital currency in the world
the central bank's version of digital currency will first be applied to the bill market, and the block chain based digital bill trading platform has been tested successfully. After the Spring Festival, the digital currency Research Institute of the central bank will also be officially listed. The version of the central bank's digital currency has the monetary attribute, which has been reported by the media before the Spring Festival
According to the published data and conclusions, China will be ahead of foreign countries in terms of science and technology theory, e-payment habit and mature payment system{ RRRRR}
finally, in China, the electronic payment system is relatively perfect, that is to say, if digital currency is implemented in the future, it can be easily implemented, and the related construction cost is relatively low. Moreover, whether it is digital currency or electronic payment, the difference between the two is not big, and digital currency can adapt to more diverse scenarios, and people can accept it more easily, It will not become unaccustomed because of the sudden change, which will also lay a good foundation for the development of digital currency in our country. However, such a system and payment habit are not possessed by other countries at all, and most countries are not used to electronic payment, so there is no digital currency base at all
the first country to recognize bitcoin as legal was Germany, which first defined bitcoin as an alternative currency. Of course, in the future, sovereign digital currencies may be popular, and digital cryptocurrencies such as bitcoin, Ruitai coin, Laite coin and vitality coin will become a supplement.
China: actively and steadily promote the implementation of the research on the central bank's digital currency
as early as 2014, the central bank set up a special research group on the issue of legal digital currency to demonstrate the feasibility of the central bank's issue of legal digital currency< On October 28, 2019, Huang Qifan, vice president of China Center for international economic exchange, said: "the people's Bank of China has studied DC / EP for five or six years, and I think it has become mature. The people's Bank of China is likely to be the first central bank in the world to launch a digital currency. "
on November 28, fan Yifei, vice governor of the people's Bank of China, said at the forum that at present, the central bank's legal digital currency DC / EP has basically completed the top-level design, standard formulation, function research and development, joint debugging and testing under the premise of adhering to double-layer delivery, M0 substitution and controllable anonymity. In the next step, we will follow the principle of steady, safe and controllable, reasonably select the pilot verification area, scene and service scope, continuously optimize and enrich the DC / EP functions, and steadily promote the introction and application of digital legal tender< European Central Bank: exploring the form and possibility of CBDC. 'we are analyzing what form CBDC may take in order to achieve its potential purpose and mitigate its potential negative impact on monetary stability and financial intermediation,' Mr. kindos said. On the stable coin, Mr jindos said that it was very uncertain whether the stable coin could deliver on its promise, and it was clear that it could bring risks to consumers and the financial system. So it is understandable that authorities around the world are calling for regulatory stability.
domestic digital currencies include Ruitai, vitality, Yuanbao, bitcoin, etc
foreign procts include bitcoin, lightcoin, Ethereum, dogcoin, reborn coin and so on.
probably Russia because as a country that helps each other and rises together in the war, it will definitely support its allies. After all, cooperation between our two countries has only advantages but no disadvantages. Moreover, digital currency will be a new currency change for each country, and the emergence of new currency forms will also give birth to new instries. Moreover, this year, CCTV has been going through a series of actions of focusing on digital currency test, which is believed to be popularized by the whole people in the near future
all countries in the world compete in the high-tech field, and digital currency is also a kind of high-tech field. If China makes it, other countries will be envious to follow suit, otherwise some countries will study it by themselves. All these can show that this field is also the highland that each country needs to occupy, although many countries want to make achievements in this field before, they all have little effect, but China is different. China has such strong economic strength, and it also has such strong contacts and background to support it
the objects of special ecation include blind children's ecation, deaf children's ecation, mentally retarded children's ecation, gifted children's ecation, speech disorder children's ecation, emotional and behavioral disorder children's ecation, multiple disabled children's ecation, etc., excluding attention deficit children.
Crystal has an ornamental effect
crystal ornamental stone is the most representative work of natural crystal, which has the ornamental value that other gemstones do not have. Whether it's jade or jadeite, it needs to be carved to reflect its value. Crystal ornamental stone only needs to polish the surface, that is, to show the material wrapped in the crystal, and directly appreciate the original crystal
naturalness is the basic characteristic of crystal ornamental stone. Generally, the integral crystal mineral has high ornamental value without decoration, but the inclusion crystal ornamental stone often needs to be polished properly, which is more convenient to appreciate the inclusions in the crystal
crystal ornamental stones are often very strange in shape, texture and internal characteristics. Nature has infinite scenery, which can be found in the miniature of inclusion crystal
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extended materials:
skills of identifying crystal:
1. Temperature
holding the crystal in your hand for a period of time, natural crystal feels cool, while glass jewelry is generally warm, and it may be unnatural crystal that changes temperature rapidly in your hand
Second, the price of natural crystal is more expensive than that of synthetic crystal. It is said that good procts are not cheap. Therefore, when we face the crystal whose price is too low than the market price, we should pay more attention The hardness of natural crystal is 7, while the glass is only 5. As long as the hardness is greater than 5, the glass can be scratched. Therefore, a simple test can be carried out on the glass to see if there are scratches In terms of color, just pay attention to green crystal. There are few green natural crystals, so most green crystals on the market may be synthetic The crystal with inclusions is generally not fake, because it costs a lot to forge such a thing, which not only takes a lot of effort, but also makes the effect easy to see through