Synertone Communication Corporation, together with its subsidiaries, designs, researches, develops, produces, and sells automation control and intelligent building systems in the People's Republic of China, Hong Kong, and internationally. It operates through Building Intelligence, Control System, Data Centre, and Smartphone distribution segments. The Building Intelligence segment provides video intercom systems; security alarm solutions; and surveillance systems under the MOX brand for residential complexes; and smart home automation systems for new and existing households and other related products. The Control System segment offers automation hardware and software products; information systems platforms; and industrial, monitoring, and scheduling management system solutions for municipal utilities industry. The Data Centre segment provides rental and maintenance services to computer equipment and machines; information technology infrastructure and platform; and robots and other related services. The Smartphone distribution segment offers distribution of Xiaomi-branded smartphones and ecosystem products and related equipment. It serves property developers, building system integrators, corporations, governmental entities, municipal utilities, and power generation plants. Synertone Communication Corporation was founded in 2001 and is headquartered in Tsim Sha Tsui, Hong Kong. Address: New Mandarin Plaza, Tsim Sha Tsui, Hong Kong