The top ten mainstream currencies in the currency circle include: 1. Bitcoin (BTC), the earliest digital currency; 2. Ethereum (ETH), smart contract platform; 3. Ripple (XRP), cross-border payment solution; 4. Litecoin (LTC), a fast-trading cryptocurrency; 5. Bitcoin Cash (BCH), a fork coin that improves transaction throughput; 6. EOS, a high-performance blockchain platform; 7. Stellar (XLM), a global fast transfer network; 8. Cardano (ADA), a computing platform with a hierarchical architecture; 9. Chainlink (LINK), a decentralized oracle network; 10. Polkadot (DOT), a decentralized network that supports multi-chain architecture.

1. Bitcoin (BTC) : The earliest digital currency was founded in 2009 by Satoshi Nakamoto. It is decentralized, with a total volume of 21 million, and has a store of value function. Its blockchain technology has laid the foundation for the development of other cryptocurrencies and is regarded as the gold standard in the field of digital currency.
2. Ethereum (ETH) : Founded in 2015 by Vitalik Buterin, it is a decentralized platform that allows developers to create and deploy smart contracts. Native token Ethereum (ETH) is used to pay transaction fees and execute smart contracts, and Ethereum 2.0 upgrade introduces a Proof of Stake (PoS) consensus mechanism to improve scalability and security.
3. Ripple Co., Ltd. (XRP) : Launched by Ripple Labs in 2012, it aims to provide financial institutions with fast and low-cost cross-border payment solutions. Features are high speed, low fees and high security, with market value among the top in the cryptocurrency market, and Ripple Labs has established cooperative relationships with several financial institutions.
4. Litecoin (LTC) : Founded by Charlie Lee in 2011, it is a cryptocurrency based on the Bitcoin protocol. It has faster transaction speed and higher throughput, shorter block generation time than Bitcoin, faster transaction confirmation speed, and supports a variety of encryption technologies. The goal is to become a lighter and easier to use digital currency suitable for daily transactions.
5. Bitcoin Cash (BCH) : The 2017 Bitcoin community hard fork was generated to solve the problem of Bitcoin scalability, improve transaction throughput by increasing block size, and supports a variety of technological innovations, such as Schnorr signatures and smart contracts.
6. EOS : Launched by Block.one in 2018, it is a high-performance blockchain platform that adopts a entrusted proof of stake (DPoS) consensus mechanism, with extremely fast transaction speed and low fees. The ecosystem includes various DApps, storage packages and exchanges, providing developers and users with rich application scenarios.
7. Star Coin (XLM) : Founded by Jed McCaleb in 2014, it is a decentralized payment network that can achieve fast and low-cost transfers around the world, supports multiple currencies and asset transactions. The network is maintained by multiple nodes to ensure security and decentralized characteristics.
8. Cardano (ADA) : Launched by IOHK in 2017, it is a decentralized computing platform that adopts a hierarchical architecture that separates the settlement layer and the computing layer, adopts Ouroboros Proof of Stake (PoS) consensus mechanism, and the ecosystem includes various DApps, storage packages and exchanges.
9. Chainlink (LINK) : Launched by SmartContract in 2017, it is a decentralized oracle network that introduces real-world data and events into smart contracts. It is decentralized and scalable, and supports a variety of encryption technologies. The ecosystem includes data providers, developers and users.
10. Polkadot (DOT) : Launched by the Web3 Foundation in 2017, it is a decentralized network that adopts a multi-chain architecture that allows multiple blockchains to run in parallel and supports multiple consensus mechanisms. The ecosystem includes various parallel chains, bridged chains and DApps, providing the foundation for cross-chain communication and collaboration.

1. Binance : The world's leading international blockchain digital asset website, providing a wide range of digital currency transactions and other services to the world, supporting a variety of mainstream virtual currency transactions, fast transaction speed, and users cover more than 180 countries and regions around the world.
2. OKX : One of the world's famous digital currency trading platforms, mainly provides digital assets such as Bitcoin, Litecoin, Ether, and various fiat currency transactions, currency transactions, contract transactions and other products and services to global users.
3. Gate.io : A world-renowned cryptocurrency trading platform, providing a wide range of cryptocurrency trading services, including currency trading, leveraged trading, futures trading and pledge earnings. Since its establishment in 2013, it has had an important influence in the global cryptocurrency field.
4. Coinbase : Located in San Francisco, USA, with a strong market share in the United States and Europe, it is known for its compliance and security, suitable for beginner users, providing a friendly trading interface and a secure trading environment.
5. Kraken : Founded in 2011 and headquartered in the United States, it is one of the historic crypto exchanges, known for its security and compliance, with a strong customer base in Europe and the United States.
6. Huobi : Headquartered in Singapore, focusing on the Asian market, it is one of the most popular exchanges in Asia. It has many years of industry experience and maintains strong competitiveness.
7. KuCoin : Headquartered in Seychelles, it was founded in 2017 and has offices in many countries and regions. It is known for its wide range of token choices and supports a large number of niche currencies, suitable for investors interested in niche cryptocurrencies.
8. Bybit : Founded in March 2018, headquartered in the British Virgin Islands, it focuses on the trading of cryptocurrency derivatives, and provides a variety of cryptocurrency spot and derivatives. It is favored by traders for its professionalism and innovation in derivatives trading.

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