Dear valued customers, Due to the delay of the mainnet swap of En-Tan-Mo (ETM). The withdrawal services of ERC-20 ETM will resume at 11:30 July 28, 2020 (UTC). We apologize for any inconvenience this may cause. Thank you for your continued support and we assure you of our best services at all times. Regards, OKX July 28, 2020 (UTC) Click Here to Download OKX App >>> Click Here for OKX Twitter >>> Click Here to Join OKX Official Community >>>

What is T+N (Security protection for buying crypto)? T+N refers to a security protection mechanism for cryptocurrency purchases. When you buy crypto through P2P on the platform, the system performs a comprehensive risk assessment of the transaction. Based on this assessment, it may temporarily restrict the withdrawal and P2P resale of the equivalent assets for N days.

IMR/MMR Type OKX (Unified Account, non-PM) (Per Coin) IMR IMR (Long) N/A1 Position IMR (Short) Max(a, b-OTM Amount3/same expiry forward mark price)*Margin Factor + Mark Price Sell to Open IMR (Short)2 Max (Position IMR - Order Price, Min Open Order Margin) Buy to Close positions (Short)2 Max (Order Price - Position IMR, 0) MMR MMR (Long) N/A1 MMR (Short Call) c * Margin Factor + Mark Price MMR (Short Put) max(c, c*Mark Price) * Margin Factor4 + Mark Price Index BTCUSD ETHUSD a 0.1 0.1 b 0.15 0.15

Example User A, B, C, and D wish to participate in the Allotment Session. Let’s assume their OKB holding snapshots are as follows: Snapshot A B C D Minimum OKB Holding within 3-day 50 5 500 100 Average OKB Holding within 3-day 2,000 5 500 1,000 According to the table above, the allotment coefficient of user A, B, C, and D will be 20, 1, 30, and 20 respectively. Let’s say the session supply is 2,000 tokens, then the pledge of user A, B, C, and D will be 500, 50, 1,000 and 1,000 respectively.

Example Users A, B, C, and D want to participate in this token sale project. Let's assume the snapshots of their OKB holdings and corresponding allotment coefficients are as follows: Snapshot A B C D Minimum OKB Holding within 3-day 50 5 500 100 Average OKB Holding within 3-day 2,000 5 500 1,000 According to the table above, the allotment coefficients of users A, B, C, and D are 1, 8, 20, and 36, respectively.

| | Lite | Super | Diamond | | ---------- | ---------- | ---------- | ---------- | |Basic benefits | |Post sell ads | Y | Y | Y | |Post buy ads | N | Y | Y | | Merchant Badge | N | Y | Y | | Listing priority for ads | N | Y | Y | | Customer support | Basic | Priority | Exclusive access | | Advanced features | |Dashboard | N | Y | Y | | Block Trading | N | N | Y（coming soon） | | Ads with verification feature | N | N | Y | | Transaction limits |Buy ads per currency/crypto | 0 | 2 | 5 | |No. of sell

For example, user A and B place 1 BTC each as the margin for opening positions. Assuming the price of BTC is USD1, then each contract costs USD1 as well. At this price, user A longs 10 contracts with 10x leverage, and user B shorts 10 contracts with 10x leverage. If now the spot index price drops from USD1 to USD0.1, user B should gain USD9 and user A should lose USD9 from this trade. However, the margin from user A for this order is 1 BTC, which worths USD 1 only.

Fees and processing times Payment method Currency Channel Deposit Fees Withdrawal Fees Processing Time Local bank Transfer USD Domestic wire transfer N/A $30 Up to 3 business days, depending on your sending/receiving bank Bank transfer (ACH) N/A N/A Deposits are instant. However, they may be on hold for a brief period of time before they can be withdrawn Withdrawals may take up 3 business days* Note: Business day refers to the local business day of the currency country.

Deposit locked due to P2P T+N risk control being triggered When you're buying crypto through P2P trading, our risk control system will comprehensively assess your transaction risks and impose N-day restrictions on the withdrawal and P2P sales of the equivalent amount of assets in your transaction. It's recommended that you wait patiently for N days and the system will automatically lift the restriction.2.

APR On-chain Earn Staking NEAR NEAR N/A N/A 1 NEAR 3-6 Days Every 3 Days 6%-10% On-chain Earn Staking ATOM ATOM N/A N/A 1 ATOM Est. 21 Days Daily 15%-17% To stake NEAR and ATOM on On-chain Earn, follow the instructions below: On browser: Navigation bar > Grow > Earn > On-chain Earn, search NEAR and ATOM and select subscribe On the OKX app: Grow > Earn > On-chain Earn, search NEAR and ATOM and select subscribe Product mechanism Earnings and subscription If you subscribe before 03:00 (UTC) daily: Your

APR On-chain Earn Staking SOL SOL N/A N/A 1 SOL Est 3 Days 3 Days 5%-7% On-chain Earn Staking CORE CORE N/A N/A 1 CORE Est 1 Day Daily 23%-25% To stake SOL,and CORE on On-chain Earn, follow the instructions below: On browser: Navigation bar > Grow > Earn > On-chain Earn, search SOL and CORE and select subscribe On the OKX app: Grow > Earn > On-chain Earn, search SOL and CORE and select subscribe Product mechanism: Earnings and subscription: If you subscribe before 03:00 (UTC) daily: Your CORE will

Crypto Type Term Total limit Individual limit Rate (APY) GMX DeFi Flexible N/A N/A Approx. 4.51%, the APY is adjusted automatically based on the on-chain rewards. How to stake GMX Web: Navigation bar > Finance > Earn > Onchain Earn Search GMX. Click Select and then subscribe. Mobile: Homepage > Earn > Onchain Earn Search GMX and click on it. Then tap Subscribe. Risk Warning: Returns for GMX DeFi projects come from the GMX.io Protocol.

Current funding rate rules of FILUSDT Perpetual Swap: Funding Rate = Clamp (MA (((Best Bid + Best Ask)/2-Spot Index Price)/Spot Index Price-Interest), a, b) *Interest is currently zero a=-2.00%, b=2.00% 2.

Example (in 24-hour time): Most recent settlement time Current time Timeframe used to calculate funding rate 16:00 16:10 16:00 - 16:10 16:00 17:00 16:00 - 17:00 16:00 23:59 16:00 - 23:59 00:00 01:00 00:00 - 01:00 After the switch: Funding rate will be calculated using premium index of each minute over the last N hours till present. To elaborate further, “N hours” refers to the number of hours between each settlement period. If funding fees are settled every 8 hours, N = 8.

The specific adjustment details are as follows: 1.Current funding rate rules of DOGEUSDT Perpetual Swap: Funding Rate = Clamp (MA (((Best Bid + Best Ask)/2-Spot Index Price)/Spot Index Price-Interest), a, b) *Interest is currently zero a=-0.75%, b=0.75% 2.