UTC virtual currency
FT is not a coin. Ft (fcoin token) is a token issued by fcoin trading platform, which is the representative of all rights and interests of the trading platform. The issuance of FT is based on the principle of "transaction is mining" (see the mining principle) and graally released (see the description of circulation), with the upper limit of 10 billion and never increasing
as the representative of platform equity, the platform will distribute 80% of the income to FT holders (check the details of income distribution). At the same time, FT holders have the right to participate in major decision-making and community management
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value of fun coin global common points (FT currency):
1. Transaction mining reward: from 0:00 (UTC + 9) every day, 110% of the transaction fees generated by users will be converted into ft for accumulation, and the conversion price will be calculated according to the average price of FT in that hour (the average price calculation method is total transaction amount / total volume)
2. Bonus reward: 50% of the platform's handling fee income will be distributed to FT holding members as dividends
3. Buy back plan: 20% of the platform's handling charge goes into the buy back fund. When the price of FT fluctuates greatly; All users can enter a public address without private key, and this address can only enter but not exit. All users can effectively supervise through the block browser. The repo program continues until 50% (1.5 billion) ft of the total repo amount
4. Asset injection plan: 20% of the service charge of funcoin platform will be injected into ft assets. The purpose of the fund includes, but is not limited to, dividends for FT users again at a specific time, airdrop rewards, setting up special user reward mechanism, etc
The contract transaction of digital currency is not safe. There are still many loopholes in the digital currency trading platform, for example, the most common are the following six kinds:
1. Denial of service attack
denial of service attack is the most important attack against the digital currency trading platform at present. Through denial of service attack, the attacker makes the trading platform unable to access normally, Because users can not accurately distinguish the degree of attack, it often causes panic asset transfer, which brings some loss
2. Phishing incident
even the best technical measures at present can not make the digital currency trading platform avoid phishing attacks. Some hackers and criminals can confuse digital currency investors by means of fake domain names or fake pages, while ordinary investors can't identify the authenticity, so it's easy to cause asset losses
Many digital currency trading platforms use a single private key to protect the hot wallet. If hackers can access a single private key, they can crack the hot wallet related to the private key. For example, in the attack on yapizon of Seoul stock exchange in 2017, the attackers stole hot wallets from the trading platform twice in a year, resulting in a total loss of nearly 50% of the assets of the trading platform and eventually leading to the bankruptcy of the trading platform Fourth, e to the lack of perfect risk isolation measures, or ineffective supervision on the rights of employees, some employees who have the operation rights of the platform use internal trust to seek unjust wealth for themselves. For example, in 2016, the event of employees stealing bitcoin on shapeshift caused a total loss of US $230000 to the trading platform by stealing and reselling sensitive information to others Fifth, the software vulnerability of digital currency trading platform includes single sign on vulnerability, OAuth protocol vulnerability and so on. At present, all countries have laws requiring banks or other financial institutions to implement information security measures to protect customers' deposits. However, e to the fact that the blockchain field is still in its infancy, there is a lack of such specifications for encrypting digital assets. Therefore, it is not accidental that many trading platforms have a large number of loopholes in the absence of security constraints 6. Transaction malleability the technical supporters of blockchain often think that blockchain transactions are highly secure because they are recorded on records that are said to be unchangeable, but each transaction needs to have a corresponding signature, and the records can be forged temporarily before the final confirmation of the transaction
extended data:
rules of contract transaction
1. Transaction time
contract transaction is 7 * 24 hours transaction, which will be interrupted only ring the settlement or delivery period of 16:00 (UTC + 8) every Friday. In the last 10 minutes before delivery, the contract can only be closed, not opened
Transaction types are divided into two types, opening and closing. Opening and closing positions are divided into two directions: buying and selling:buying open long (bullish) refers to buying a certain number of contracts when users are bullish and bullish on the index. Carry out "buy open more" operation, match success will increase long position
selling pingo (multi order closing) refers to the selling contract that the user makes up for when he is no longer bullish on the future index, offsets with the current buying contract and exits the market. Carry on "sell flat much" operation, match after success, will rece long position
short selling (bearish) refers to the new sale of a certain number of certain contracts when the user is short or bearish on the index. Carry out the operation of "sell short" and increase the short position after successful matching
buy close (short single close) refers to the buy contract that the user will not be bearish on the future index market and make up for, offset with the current sell contract and exit the market. Carry out "buy short" operation, after matching successfully, short position will be reced
3. Order method
limit order: the user needs to specify the price and quantity of the order. Limit order can be used for opening and closing positions
order at opposite price: if you choose to order at opposite price, you can only enter the order quantity, not the order price. The system will read the latest competitor price at the moment of receiving the entrustment (if the user buys, the competitor price is the selling price of 1); If it is a sell, then the counter price is buy 1 price). Issue a price limit order for this counter price
4. Position
the user owns the position after opening and trading, and the positions in the same direction of the same contract will be merged. In a contract account, there can only be 6 positions at most, that is, multiple positions of current week contract, short positions of current week contract, multiple positions of next week contract, short positions of next week contract, multiple positions of quarterly contract and short positions of quarterly contract
5. Order restriction
the platform will restrict the number of single user's positions in a certain period of contract and the number of single open / close positions, so as to prevent users from manipulating the market
when the number of positions or entrustments of users is too large, the platform has the right to require users to take risk control measures, including but not limited to cancellation of orders, closing positions, etc. The platform has the right to adopt measures including but not limited to limiting the total number of positions, limiting the total number of consignments, limiting the opening of positions, withdrawing orders, forcibly closing positions, etc. for risk control
kitchen knife team. It's too old. It's already a eliminated team. Level 45 is available: Lei Zhu, don't chop (the one that survives), Kai, Xie
mantra seal team. This team is still popular now: Lei Zhu, Samsung Sasuke, Samsung junmalu, Chongwu (plug-in, can be changed according to need)
win team. Also popular: Lei Zhu, Kai, Shura Dao, ASMA (wind blade)
Gen Xing team: Xiao Nan, Fei Duan, Lei Zhu, Da she wan. This team aims at the second round of second person, and is also very strong
other local tyrant teams, rare ninjas who draw five shadow treasure box after level 70.
I believe there is a fraud in issuing digital currency, but there is a fraud in mining. Unless you buy a "nonexistent" mining machine or computing power, the probability of being cheated is almost zero. Next, let me talk about UTC's past and present lives
So, it's hard to say whether UTC is a fraud, but this model is indeed an innovation in the currency circle. After all, digital currency is getting more and more attention, and it may not become "currency", but it may become "alternative investment goods". Personally, I'm optimistic about this mining modelmoreover, as far as I know, the team behind UTC, as well as the financial and technical support are quite reliable. If it is really a scam, the institutions that invest in UTC will not make such a big battle to cheat people
China is one of the earliest countries in the world to use currency, with a history of 5000 years. In the process of its formation and development, ancient Chinese currency has undergone six major evolutions:
first, the evolution from natural currency to artificial currency. In Chinese characters, most of the characters related to value have changed from "Bei". From this we can see that Bei is the earliest currency in China
with the rapid development of commodity exchange, the demand for money is increasing, and seashells have been unable to meet people's needs. People began to imitate seashells with copper. The appearance of copper shell is an important evolution from natural currency to artificial currency in ancient Chinese currency history
with the extensive use of artificial coinage, seashells, as a natural currency, graally withdrew from China's currency stage< Second, from the appearance of copper shell in Shang Dynasty to the Warring States period, China's currency graally formed four systems characterized by the domination of the feudal lords, namely, shovel coin, Dao coin, ring coin and Chu coin (yuan Jin and Yi Bi Qian)< After Qin unified China, the first emperor of Qin promulgated the earliest currency law of China in 210 BC, which stipulated that the half Liang coins with round square holes of Qin state could be used throughout the country
the circulation of Qin banliang coins with round square holes in the whole country has ended the disordered state of different shapes and great weight differences of ancient Chinese coins, which is a significant evolution from disordered shape to standard shape in the history of ancient Chinese coins. The shape of this round square hole determined by the Qin banliang coins continued until the early Republic of China< Third, the evolution from local coinage to central coinage. According to the records of Shi Huo Zhi in the history of Han Dynasty, Liu Bang allowed the people to make coins privately after the founding of Han Dynasty. The gentry, the rich businessmen and the local forces took advantage of the opportunity to make money. In the reign of Emperor Wen, "Dr. Deng Tong also made money for the king." In the fourth year of Yuanding (1115 years ago), Emperor Wu of the Han Dynasty took back the minting right of the prefecture, and the central government minted five baht coins. From then on, it was determined that the central government should be responsible for the unified management of coin casting and issue, which was a significant evolution from local coin to central coin in the history of ancient Chinese currency
since then, the central government has been directly in charge of the coinage of all dynasties. The return of the minting right to the central government played an important role in stabilizing the political situation and economic development of the dynasties< (4) the evolution from the weight of documents to Tongbao and Yuanbao. Since the Qin and Han Dynasties, the weight of money is usually clearly indicated in the text, such as "half Liang", "five baht", "four baht" and so on (twenty-four baht is one or two)<
in the fourth year of Wude (621), Emperor Gaozu of Tang Dynasty, Li Yuan was determined to reform the currency system, abolish ancient coins of different weights, and cast "Kaiyuan Tongbao" coins with the idea of "opening up a new era". Kaiyuan Tongbao is a change from the weight of documents to Tongbao and Yuanbao in ancient China
Kaiyuan Tongbao coin is the earliest Tongbao coin in China. Since then, copper coins in China no longer use money to mark the weight, but use Tongbao and Yuanbao. It has been used until the "Tongbao of the Republic of China" after the 1911 Revolution< In the Northern Song Dynasty, e to the shortage of copper materials, the government made a large number of iron coins in some areas to make up for the shortage of copper coins. According to the records of the history of Song Dynasty, the cast iron coins in Sichuan at that time always weighed 25 Jin and 8 Liang. To buy a piece of silk in Sichuan, you have to pay 130 Jin of iron. Iron money is so cumbersome and inconvenient that paper money jiaozi came into being in Sichuan. The appearance of Jiaozi is an important evolution from metal currency to paper currency in ancient Chinese currency history
Jiaozi is not only the earliest paper currency in China, but also the earliest paper currency in the world< In the late Qing Dynasty, with the graal introction of foreign advanced science and technology, we began to buy coin making machines abroad ring the reign of Guangxu to make silver and copper coins. Later, Guangdong began to use machine-made holes when ten copper. Because of the huge profits of the manufacturers, many provinces followed suit
the emergence of mechanism currency in the late Qing Dynasty is an important evolution from manual coinage to mechanism currency in the history of ancient Chinese currency
since then, great changes have taken place not only in the process of casting currency, but also in the end of the life of the round square hole coin, which has been in circulation for more than 2000 years.
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< and, Get off at Youth Street Station
Youth Street Station
15 station
take Metro Line 1, get off at Central Street Station
Central Street Station
walk to Shenyang Central Street
Shenyang Central Street
1. Walk about 50 meters from Hengling to Hengling station
2. Take M500, pass 16 stops, and reach Shawei station
3. Walk about 810 meters to central Xigu building