GrandTech Cloud Services Inc. operates, sells, and maintains public cloud service software, network communication, and information security products in Taiwan, Hong Kong, Macau, and Japan. Its offerings include Armin, a multi-cloud business operations platform, and AWS solutions such as real-time accounting systems and cloud services, along with product services and business strategy advice. The company also provides cloud integration, technical and management consulting, and system architecture design, planning, sale, installation, engineering, and maintenance of software and network security products. It is additionally involved in the wholesale of electronic materials and equipment. Incorporated in 2017, it is headquartered in Taipei, Taiwan.