You may reach out to the third-party payment channels via contact details below: Fiat partner How to contact Simplex https://www.simplex.com/support/ Banxa https://support.banxa.com/en/support/tickets/new MoonPay https://www.moonpay.com/contact-us Mercuryo mailto: support@mercuryo.io Coinify https://help.coinify.com/hc/en-us/requests/new UTORG https://utorg.pro/contacts/ Advcash https://support.advcash.com/hc/en-us/requests/new Fiahub https://www.fiahub.com/livechat/ Itez https://itez.com/contacts

Asset name: Ava AI Ticker: AVAAI Website: https://www.holoworld.com/ Twitter: https://x.com/AVA_holo Features Details Underlying AVAAI/USDT index Settlement crypto USDT Face value 10 Price quotation 1 AVAAI value calculated in USDT equivalent Tick size 0.00001 Leverage 0.01-20x Funding fee Clamp(MA([(Best bid + Best offer) / 2 – Spot index price] / Spot index price – Interest), -1.5%, 1.5%), Interest = 0 Note: Funding fees are received and deducted based on the current period.

Full English Name: NEXPACE Abbreviation: NXPC Official Website: https://msu.io/ Twitter: https://x.com/MaplestoryU Features Details Underlying NXPC/USDT index Settlement crypto USDT Face value 1 Price quotation 1 NXPC value calculated in USDT equivalent Tick size 0.001 Leverage 0.01-50x Funding rate clamp [Average premium index + clamp (Interest rate – Average premium index, 0.05%, -0.05%), 1.50%, -1.50%] For average premium index and interest rate calculations, refer to our product documentation

Full English Name: Walrus Abbreviation: WAL Official Website: https://www.walrus.xyz/ Twitter: https://x.com/walrusprotocol Features Details Underlying WAL/USDT index Settlement crypto USDT Face value 10 Price quotation 1 WAL value calculated in USDT equivalent Tick size 0.0001 Leverage 0.01-20x Funding rate clamp [Average premium index + clamp (Interest rate – Average premium index, 0.05%, -0.05%), 1.50%, -1.50%] For average premium index and interest rate calculations, refer to our product documentation

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Full English Name: Lagrange Abbreviation: LA Official Website: https://www.lagrangefoundation.org/ Twitter: https://x.com/lagrangedev Features Details Underlying LA/USDT index Settlement crypto USDT Face value 10 Price quotation 1 LA value calculated in USDT equivalent Tick size 0.0001 Leverage 0.01-50x Funding rate clamp [Average premium index + clamp (Interest rate – Average premium index, 0.05%, -0.05%), 1.50%, -1.50%] For average premium index and interest rate calculations, refer to our product

Useful Links Official Website: https://cosmos.network White Paper: https://cosmos.network/resources/whitepaper Block Explorer: https://cosmos.bigdipper.live Risk Warning: Trading digital assets involves significant risk and can result in the loss of your invested capital. You should ensure that you fully understand the risk involved and take into consideration your level of experience, investment objectives and seek independent financial advice if necessary.

Asset name: Alchemist AI Ticker: ALCH Website: https://www.alchemistai.app/ Twitter: https://x.com/alchemistAIapp Features Details Underlying ALCH/USDT index Settlement crypto USDT Face value 10 Price quotation 1 ALCH value calculated in USDT equivalent Tick size 0.0001 Leverage 0.01-50x Funding fee Clamp(MA([(Best bid + Best offer) / 2 – Spot index price] / Spot index price – Interest), -1.5%, 1.5%), Interest = 0 Note: Funding fees are received and deducted based on the current period.

Asset name: Virtuals Protocol Ticker: VIRTUAL Website: https://app.virtuals.io/ Twitter: https://x.com/virtuals_io Features Details Underlying VIRTUAL/USDT index Settlement crypto USDT Face value 1 Price quotation 1 VIRTUAL value calculated in USDT equivalent Tick size 0.0001 Leverage 0.01-50x Funding fee Clamp(MA([(Best bid + Best offer) / 2 – Spot index price] / Spot index price – Interest), -1.5%, 1.5%), Interest = 0 Note: Funding fees are received and deducted based on the current period.

Click to view Perpetual Swap Trading Guide Click to view Interactive Guide to Perpetual Swap Click to download OKX App (with Perpetual Swap trading feature) Regards, OKX Dec 19, 2018 Follow us on: Twitter: https://twitter.com/OKX Telegram: https://t.me/OKXofficial_en