Please look for the only correct channel link: https://t.me/okxcourse Note that some products, services or promotions are not available in some areas. Disclaimer: The content is for reference only and does not constitute and shall not be regarded as an invitation/offer/solicitation or recommendation or investment advice for any product transaction. ; Investments need to be cautious. Digital asset prices have certain market risks and price fluctuations. In particular, transactions such as contract options are more susceptible to market risks and price fluctuations. There are risks in investing in digital assets and may not be suitable for all investors. You need to understand the operation mode of the product and make independent judgments and investment decisions.