Senior technical expert. The senior network architect of Alibaba Cloud data center is one of the main designers of the network architecture of HAIL data center in Alibaba Cloud, and is also responsible for the network design of liquid-cooled data center. Yong Qing, a senior architect in Alibaba Cloud, is affiliated to Alibaba Cloud Computing Co., Ltd., and is mainly completed by Zhong John Yang, Ren Huahua, Guo Yiqun, Yong Qing and Wang Guan. Starting from reducing the energy consumption and improving the heat dissipation performance of the data center, this project adopts the fully submerged liquid cooling technology, and proposes a fully redundant and concurrently maintainable liquid-cooled data center architecture, which is also scalable.