According to Foresight News, during the 2023 Shanghai Blockchain International Week, hosted by Wanxiang Blockchain Labs, Ma Zhitao, Deputy President and Chief Information Officer of Shenzhen Qianhai WeBank, delivered a keynote speech on 'Public Alliance Chain 2.0: Practicing the Public Spirit of Blockchain'. Ma announced plans to launch observer nodes on WeBank's blockchain and gradually open more dapp observation permissions.

Observer nodes are a way for the public and dapp operators to access the blockchain network, enhancing data transparency and achieving the goal of 'open participation'. Those who connect to the network can read, verify, and supervise information.