BEIJING, May 19, 2025 /PRNewswire/ -- Datasea Inc. (NASDAQ: DTSS) ("Datasea" or the "Company"), a Nevada-based technology company specializing in acoustic high-tech products and 5G+AI multimodal digital solutions, today announced that its subsidiaries have signed two new service contracts totaling up to $100 million for the provision of 5G-AI multimodal digital services over a 12-month period. The customers include long-term partner Qingdao Ruizhi Yixing Information Technology Co., Ltd. ("Qingdao Ruizhi Yix ...