DeepChain TechFlow news, on September 3rd, Avalanche announced the launch of Avalanche9000 network upgrade, aiming to make the deployment of individual L1 chains more economically feasible, customizable, and maintainable, and to accelerate market adoption. Avalanche officials stated that the Avalanche9000 testnet is about to launch, and developers will be rewarded for building Avalanche L1 extension network infrastructure.