Ouyi Web3 Wallet Announcement on Launching Cryptopedia Issue 34

Dear Ouyi user: The Ouyi Web3 wallet will launch the 34th issue of Cryptopedia on May 29, 2025 at 15:00 (UTC+8). During the event, completing and verifying Echo Protocol interaction tasks through Cryptopedia will give you the opportunity to share 1 million USDT worth of ECHO tokens and additional points. 1、 We have partnered with Echo Protocol to launch the 34th Echo Protocol session. Event Time: 15:00 on May 29, 2025-15:00 on June 28, 2025 (HKT) Event Reward: ECHO token reward worth 1 million USDT and additional points reward 1. Social media tasks and ECHO Vaults tasks Task 1: Follow the official X account of ECHO Task 2: Join the ECHO Telegram group Task 3: Join ECHO Discord Task 4: Deposit BTC assets in ECHO Vaults, meet the minimum BTC asset deposit amount and 5-day duration, and mint aBTC in Aptos Vault. Reward: 275000 USDT of ECHO tokens and additional ECHO points Attention: We will select 27500 users who complete the above tasks and each person will receive a reward worth $10. In addition, they will receive 3 or 1 times the ECHO points. Deposit xBTC (minimum 0.0001 BTC) to earn 3 times ECHO points. Deposit BTC, WBTC, uBTC or FBTC (minimum 0.0005 BTC) to earn 1 times ECHO points. Only xBTC tasks can be verified instantly, while other assets need to wait (BTC>40 minutes, ETH/B2>4 minutes) due to cross chain bridges. After the activity ends, we will verify the task completion status. If you unfollow after verification, your prize eligibility may be revoked. 2. Aries Markets deposits into aBTC task Task 1: Go to the OKX Earn page, connect the wallet, and deposit aBTC (minimum 0.0001 aBTC) in Aries Markets. Reward: 25000 USDT of ECHO tokens Attention: We will select 2500 winners and divide them into 25000 USDT worth of ECHO tokens. Each winner will receive 10 USDT worth of ECHO tokens. The reward calculation method for each winner is as follows: Total reward pool of ECHO tokens worth 25000 USDT ÷ Total number of winners (up to 2500 people). 3. Store xBTC in ECHO Lending Task 1: Obtain xBTC in Hyperion Task 2: Store xBTC in ECHO Lending Reward: 100000 USDT of ECHO tokens Attention: You need to redirect to the OKX Wallet Earn page, link to OKX Wallet, and deposit xBTC in ECHO Lending. The rewards will be divided based on the amount and duration of deposits made during the event. 4. Store aBTC in ECHO Lending Task 1: Save aBTC in ECHO Lending Reward: 600000 USDT of ECHO tokens Attention: You need to redirect to the OKX Wallet Earn page, link to OKX Wallet, and deposit aBTC in ECHO Lending. The rewards will be divided based on the amount and duration of deposits made during the event. be careful: (1) We suggest that you verify tasks in a timely manner. Tasks that have completed interactions but have not been verified will not receive rewards; (2) Due to the fact that single task verification takes at least 10 minutes, please do not perform verification near the end of the activity to avoid failures caused by data on chain delays; (3) The project team will distribute rewards within one week after TGE, and the token price will be calculated based on the price on the day of distribution; (4) OKX reserves the right to exclude any participant from participating in this event and/or to cancel this event without prior notice. Rewards require participants to comply with the terms and conditions and are not guaranteed to be obtained. For detailed information, please refer to the terms and conditions. 2、 What is Cryptopedia? Cryptopedia is a one-stop DApp exploration and reward interaction platform that regularly launches activities themed around different blockchain networks and collaborates with corresponding partners to set DApp interaction tasks. Cryptopedia aims to explore and aggregate potential projects, lower the threshold for entering Web3, reduce your search costs, and enable precise interaction even with fragmented time. 3、 How to participate in 1 Download OKX App, or App version not less than 6.78.0, open and switch to Web3 wallet 2. After creating or importing a wallet, click on "Discover" at the bottom to enter the discovery page, and then click on "Cryptopedia: Experience DApps and Win Rewards" 3. Click on the 34th issue of ECHO to enter the interactive area, and click on the interactive task you want to experience 4. After completing the interaction task, wait for 10 minutes and click on verify 4、 Project Introduction 1 ECHO is a BTCFi liquidity aggregation infrastructure that powers the BTCFi of the Move ecosystem. Aries Market is the largest lending and decentralized leveraged trading platform in the Aptos ecosystem. 5、 Terms and Conditions * This activity ("Activity") shall be valid for the following period: (i) as stated on the activity website; Either (ii) by OKX Web 3 Wallet ("OKX Wallet") or, if the event organizer is a third party, by the organizer (both OKX Wallet and the third-party organizer are referred to as "organizers") at their sole discretion ("during the event period"). *New or existing OKX wallet users who participate in and verify Cryptopedia's 34th mission starting from the event period have the opportunity to share ECHO tokens worth 1 million USDT. Participating in this activity does not guarantee any future airdrop value. *Rewards may be distributed to users' wallet addresses during the event period or at other times determined by the organizer (including after the event period), and it is not ruled out that users may collect them themselves. *OKX Wallet and the organizer reserve the right to exclude any wallet address from participating in this event. *Without prejudice to the aforementioned provisions, OKX Wallet and the organizer also reserve the right to disqualify any user or wallet address from participating in this activity and not reward the user if they have reason to suspect that the user or wallet address is engaged in dishonest or abusive behavior, including but not limited to the user entering multiple wallet addresses to obtain additional rewards, continuously creating wallet addresses to earn rewards, engaging in money laundering or clearing transactions, or engaging in any other illegal, fraudulent, or harmful activities. There is reason to suspect that users and/or wallet addresses involved in such behavior may be prohibited from participating in any future activities of OKX Wallet. *Only transactions settled using OKX wallet according to the activity page during the event period are eligible to receive any rewards from this activity. *By participating in this activity, the user agrees to abide by and be bound by the OKX Web3 ecosystem service terms and OKX Web3 ecosystem privacy policy ("Website Terms"). *OKX Wallet and the organizer reserve the right to interpret, modify, suspend, cancel or terminate this event and/or any event terms at any time for any reason without prior notice. If there is a conflict, OKX's interpretation shall be final. *If there are multiple language versions of these activity terms, in case of conflict, the English version shall prevail. *OKX Wallet expressly disclaims any responsibility or obligation for any technical, graphic, typographical, editorial, or other errors or omissions in this event or its terms and conditions. *For more information about OKX Web3 wallet, please visit https://web3. (okx.com)。 6、 Disclaimer: This activity (i) is not an offer, suggestion, or invitation to purchase, sell, or otherwise trade any digital assets; (ii) I have no intention of providing any opinions or suggestions (whether in investment, transaction accounting, legal, tax or other aspects). This activity is not intended to be distributed or accessed by anyone in jurisdictions that violate applicable laws or regulations. Individuals accessing and/or participating in this activity must be aware of and comply with such restrictions. Digital assets are speculative and highly unstable, and may become illiquid at any time, with high risks. Digital asset traders may lose the full value of their assets. *The value of digital assets (including stablecoins) may and does often fluctuate significantly. The value of any reward under this activity at the time the participant is eligible to receive it may not be equal to the value of the reward at the time it is allocated to the participant. Due to such fluctuations, the value of users' assets may significantly increase or decrease at any given moment. *The participants of this activity are responsible for all applicable taxes, fees, costs, and expenses related to the collection and use of any activity rewards (which may include but are not limited to connection, installation, service, fuel, and transaction costs). © 2023 OKX All rights reserved. Ouyi will continue to provide you with better products and services! Ouyi team May 29th, 2025