Postal Savings Bank of China (PSBC)
EasyStack provides PSBC with open cloud computing infrastructure to support its large-scale IT environment, running 180+ production systems including mobile banking, microservices, internet loans, portfolio transactions, credit card services, and third-party payments. The infrastructure supports 30,000 server nodes, 3.2 million virtual CPUs, and 120,000 virtual machines, handling 90% of the bank’s transaction volume.