As the General Manager of Alibaba Cloud's Global Data Center, Mr. Wang heads Alibaba Cloud's entire global data center expansion strategy, design, delivery, operations, covering 87 availability zones in 29 regions around the world across a four million customer base. He is a passionate R&D innovator at Alibaba Cloud, having designed its "ultra-large-scale lean operation" system, which allowed Alibaba Cloud to achieve the lowest operating cost per unit server in the international data center (IDC) industry. He has also led his team to develop intelligent infrastructural innovations to minimize operational costs and cybersecurity risks in Alibaba Cloud's data center ecosystem. One important recent focus of him is on integrating sustainable energy/carbon management technology into IDC operations to support increasing AI computing needs, for which he also leads in R&D collaborations on Green Cloud Computing and Green AI both internationally and in China. Roger brings over two decades of experience in the technology industry, including stints at IBM and AWS.