[//]:content-type-MARKDOWN-DONOT-DELETE Gate.io is going to upgrade and optimize the BTC margin Perps trading engine, delivery futures and CBCC from 09:00 -10:00 UTC on 22 Feb, 2023. The upgrade will take about 1 hour and partial service will be unavailable during the process. There might be trading interruption (about 1 second) and query interruption (about 1 second) on all affected contracts during the process. If you are an affected trader and API user, please adjust your strategies beforehand. Affected services: All BTC margined perpetual contracts, all delivery futures and all CBCCs This upgrade will bring you improved user experience when trading with the above contracts. Thank you for your understanding and continued support. Gateway to Crypto Trade over 1,400 cryptocurrencies safely, quickly and easily on Gate.io [Sign up](https://www.gate.io/signup "Sign up") to enter the crypto gateway and get 40% commission from [referrals](https://www.gate.io/referral "referrals") [Download iOS/Android App](https://www.gate.io/mobileapp?ch=ann27560 "Download iOS/Android App") right now. Reach out to us! Twitter: https://twitter.com/gate_io GateVIP Twitter: https://twitter.com/GateioVIP Telegram: https://t.me/gate_io API Telegram: https://t.me/gateioapi Instagram: https://www.instagram.com/gateioglobal Medium: https://gateio.medium.com/ Podcast: https://gateio.buzzsprout.com/?ch=buzzs Gate.io Team February 22, 2023