Foreword: After the Ethereum conference in Paris, Vitalik pointed out the development path of Rolls up + expansion for developers. I can't help but lament Ethereum's advanced cognition of decentralized technology. From the earlier state channel and Plasma to today's Danksharding and Rolls up, it is always at the forefront of the decentralized world. On the other hand, the isomorphic network Cosmos also released a 2.0 proposal. In the Layer 1 wave in 2021, Monolithic Chain has achieved brilliant