Mr. Tang Hai is Director of Standards and head of Standards Research Center of OPPO. He is in charge of the cellular (LTE, 5G), IoT and other standardization activities. Mr. Tang is a long-time contributor to 4G & 5G global standards. Before joining OPPO in 2015, he worked for China Mobile Communications Corp. (CMCC) and Datang Telecommunication Group for extended period of time. Mr. Tang served as Vice Chairman of 3GPP TSG RAN during 2009-2013.