Wu Blockchain has learned that South Korea's largest crypto exchange, Upbit, announced a partnership with the Optimism Foundation to build an Ethereum Layer 2 network, GIWA Chain, based on the OP Stack. The testnet is now live, with the mainnet launch pending. The chain plans to adopt the Self-Managed mode of OP Enterprise, with Upbit independently operating the core sequencer, supported and backed by Optimism. https://(wublock123.com)/news/upbit-optimism-foundation-launch-giwa-layer2-chain-60524