{"id":475,"date":"2025-02-11T17:51:42","date_gmt":"2025-02-11T09:51:42","guid":{"rendered":"https:\/\/virtualcardx.com\/?p=475"},"modified":"2025-11-27T21:38:56","modified_gmt":"2025-11-27T13:38:56","slug":"%e5%8a%a0%e5%af%86%e8%b4%a7%e5%b8%81%e5%85%91%e6%8d%a2%e5%b9%b3%e5%8f%b0","status":"publish","type":"post","link":"https:\/\/virtualcardx.com\/en\/2025\/02\/11\/\u52a0\u5bc6\u8d27\u5e01\u5151\u6362\u5e73\u53f0\/","title":{"rendered":"How to Properly Use a Decentralized Cryptocurrency Exchange (DEX)"},"content":{"rendered":"<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1085\" height=\"814\" data-id=\"502\" data-src=\"https:\/\/virtualcardx.com\/wp-content\/uploads\/2025\/02\/dex.jpg\" alt=\"\" class=\"wp-image-502 lazyload\" title=\"\" data-srcset=\"https:\/\/virtualcardx.com\/wp-content\/uploads\/2025\/02\/dex.jpg 1085w, https:\/\/virtualcardx.com\/wp-content\/uploads\/2025\/02\/dex-300x225.jpg 300w, https:\/\/virtualcardx.com\/wp-content\/uploads\/2025\/02\/dex-1024x768.jpg 1024w, https:\/\/virtualcardx.com\/wp-content\/uploads\/2025\/02\/dex-768x576.jpg 768w, https:\/\/virtualcardx.com\/wp-content\/uploads\/2025\/02\/dex-600x450.jpg 600w\" data-sizes=\"(max-width: 1085px) 100vw, 1085px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1085px; --smush-placeholder-aspect-ratio: 1085\/814;\" \/><\/figure>\n<\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"%E4%B8%80%E7%AE%80%E5%8D%95%E7%90%86%E8%A7%A3dex\">I. A Simple Understanding of Decentralized Cryptocurrency Exchanges (DEX)<\/h4>\n\n\n\n<p>Imagine a traditional exchange (such as a stock exchange) where a bank or a company holds your money and facilitates transactions for you, whereas a **Decentralized Exchange (DEX)** is like a \"vending machine\". Instead of handing over your assets to someone else for safekeeping, you trade directly with other users through a program (smart contract) on the blockchain and are in control of your assets the entire time.<\/p>\n\n\n\n<p>Its core feature:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>control the money oneself<\/strong>: The private key and assets are always in your hands, with no fear of the platform running away or being hacked.<\/li>\n\n\n\n<li><strong>Transparent and fair<\/strong>: All transaction records are public on the blockchain, accessible to anyone and impossible to fake.<\/li>\n\n\n\n<li><strong>No identity required<\/strong>: You don't need to upload your ID, you can use it when you are connected to the Internet, and it works globally.<\/li>\n\n\n\n<li><strong>Automatic pricing<\/strong>: Most DEXs use a \"liquidity pool\" (a bunch of tokens deposited by users) to automatically calculate prices instead of placing orders manually.<\/li>\n<\/ul>\n\n\n\n<p>Compared to traditional centralized exchanges such as Coin, DEX is more secure and private, but trading may be slower and price volatility may be greater.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"%E4%BA%8C%E5%B8%B8%E8%A7%81%E7%9A%84%E5%8E%BB%E4%B8%AD%E5%BF%83%E5%8C%96%E4%BA%A4%E6%98%93%E6%89%80%E6%9C%89%E5%93%AA%E4%BA%9B\">Second, what are the common decentralized exchanges (DEX)?<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Uniswap (best known)<\/strong>\n<ul class=\"wp-block-list\">\n<li>Main: Anyone is free to shelve new coins and trade ETH and ERC-20 tokens (such as the on-chain version of Dogcoin).<\/li>\n\n\n\n<li>How it works: connect to your wallet, select coins to exchange, and automatically calculate the price according to the funds in the pool.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>SushiSwap (community-driven version of Uniswap)<\/strong>\n<ul class=\"wp-block-list\">\n<li>Features: Transaction fees are distributed to holders of the platform token SUSHI, encouraging users to participate in governance.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Curve (Stablecoin specific)<\/strong>\n<ul class=\"wp-block-list\">\n<li>Suitable scenario: trading stable coins such as USDT, USDC, etc. with low price fluctuations and low commission.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>PancakeSwap (DEX on the CoinAnchor chain)<\/strong>\n<ul class=\"wp-block-list\">\n<li>Advantage: based on CoinSmart Chain (BSC), fast transaction speed, cheap commission (suitable for small transactions).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>1inch (price comparison tool)<\/strong>\n<ul class=\"wp-block-list\">\n<li>Function: Automatically compare the prices of multiple DEX to help you find the optimal exchange path.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Simpleswap<\/strong><\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"%E4%B8%89%E6%89%8B%E6%8A%8A%E6%89%8B%E6%95%99%E4%BD%A0%E7%94%A8dex%E4%BB%A5uniswap%E4%B8%BA%E4%BE%8B\">III. Hands-on with decentralized exchanges (DEX) (using Uniswap as an example)<\/h4>\n\n\n\n<p><strong>Step 1: Prepare a wallet<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Install a blockchain wallet (like the MetaMask Little Fox wallet), create an account and back up the helper word (if you lose it, you lose money!) .<\/li>\n\n\n\n<li>Fill your wallet with some ETH as a fee (Gas fee), or fill it with the tokens you want to exchange.<\/li>\n<\/ul>\n\n\n\n<p><strong>Step 2: Connect to the exchange<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Open the Uniswap website (check the URL to prevent phishing!). Click \"Connect Wallet\" to connect your wallet.<\/li>\n<\/ul>\n\n\n\n<p><strong>Step 3: Select Coin Exchange<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Enter the currency you want to exchange (e.g. ETH for USDC) and the system will automatically display how much can be exchanged.<\/li>\n\n\n\n<li>Pay attention to the \"slippage\" (tolerance for price fluctuations) and set it high to avoid losing trades (especially in volatile markets).<\/li>\n<\/ul>\n\n\n\n<p><strong>Step 4: Confirmation of the transaction<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Check the commission and miner's fee (Gas fee), tap \"Confirm\" and sign the wallet.<\/li>\n\n\n\n<li>Wait a few minutes and the transaction will be uplinked and completed, with the tokens automatically arriving in your wallet.<\/li>\n<\/ul>\n\n\n\n<p><strong>Tip:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Liquidity pools earn fees: if you deposit two coins of equal value into a pool (such as ETH and USDC), you get a share of the fees that others pay when they trade.<\/li>\n\n\n\n<li>Experiencing a transaction jam? Increase the Gas fee appropriately or try again later.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"%E5%9B%9Bdex%E9%80%82%E5%90%88%E4%BD%A0%E5%90%97%E5%85%88%E7%9C%8B%E4%BC%98%E7%BC%BA%E7%82%B9\">IV. Decentralized Exchange (DEX) Advantages and Disadvantages<\/h4>\n\n\n\n<p><strong>\u2705 Advantages<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Absolute control: your coins are always in your own wallet, with no fear of the exchange going down.<\/li>\n\n\n\n<li>Freedom of anonymity: no KYC, globally available.<\/li>\n\n\n\n<li>New coins are fast: any project can be shelved directly without waiting for review.<\/li>\n<\/ul>\n\n\n\n<p><strong>\u274c Disadvantages<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Complicated operation: you have to manage your own wallet, Gas fees, newbies are easily confused.<\/li>\n\n\n\n<li>Prices can take a loss: when the pool is low, large trades can drive up the price (large slippage).<\/li>\n\n\n\n<li>Expensive and slow when the chain is clogged: when the Ethernet network is busy, for example, fees can soar to tens of dollars.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"%E4%BA%94%E6%9C%AA%E6%9D%A5%E4%BC%9A%E6%9B%B4%E5%A5%BD%E5%90%97\">V. Will the future be better?<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cross-chain transaction<\/strong>: Many DEXs now support token swaps across different chains (e.g. bitcoin for tokens on ethereum).<\/li>\n\n\n\n<li><strong>speed up and reduce fees<\/strong>: New chains (e.g. Solana) and Layer2 solutions (e.g. Arbitrum) make transactions faster and fees lower.<\/li>\n\n\n\n<li><strong>More user-friendly interface<\/strong>: More and more DEXs are beginning to simplify operations and approach the traditional exchange experience.<\/li>\n<\/ul>\n\n\n\n<p><strong>in a word<\/strong>: DEX is suitable for users who value security and privacy and are willing to spend some time learning the operation. If you are a high-frequency trader or a complete novice, it may still be more convenient to have a centralized exchange.<\/p>\n\n\n\n<p>(Little reminder: first time users are advised to test the waters in small amounts to familiarize themselves with the process!)<\/p>","protected":false},"excerpt":{"rendered":"<p>A simple understanding of decentralized cryptocurrency exchanges (DE ... <\/p>\n<p class=\"read-more-container\"><a title=\"How to Properly Use a Decentralized Cryptocurrency Exchange (DEX)\" class=\"read-more button\" href=\"https:\/\/virtualcardx.com\/en\/2025\/02\/11\/\u52a0\u5bc6\u8d27\u5e01\u5151\u6362\u5e73\u53f0\/#more-475\" aria-label=\"Read more about How to Properly Use a Decentralized Cryptocurrency Exchange (DEX)\">Read more<\/a><\/p>","protected":false},"author":1,"featured_media":502,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-475","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cryptocurrency","resize-featured-image"],"_links":{"self":[{"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/posts\/475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/comments?post=475"}],"version-history":[{"count":7,"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/posts\/475\/revisions"}],"predecessor-version":[{"id":503,"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/posts\/475\/revisions\/503"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/media\/502"}],"wp:attachment":[{"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/media?parent=475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/categories?post=475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/virtualcardx.com\/en\/wp-json\/wp\/v2\/tags?post=475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}