Stable announced that the mainnet v1.3.0 upgrade will be activated on May 13th at 23:00 (UTC+8), with an upgrade height of 241 million. This version enhances execution security, improves network consistency, strengthens precompiled execution protection, and optimizes EVM execution and RPC reliability. Upgrade to mandatory and not backward compatible, node operators need to complete the upgrade before the deadline to avoid deposit and withdrawal process issues.