Odaily Planet Daily News: PolkaBridge, a decentralized one-stop financial application, tweeted that due to the need for further optimization, the release time of its decentralized P2P exchange Testnet v4.0 will be postponed to 14:00 UTC on January 25 (22:00 Beijing time). Therefore, the final testnet version will be released in February and will be officially launched on the mainnet in March 2023.