Design and development of computer software; installation and maintenance of computer software; software customization services; maintenance and repair of software; application service provider; platform as a Service; providing platform as a service.

Home network devices; electronic security system for home network; computer software for management, remote control, security and convenience provision of houses and apartments; computer software for remote control of home appliances and devices in houses and apartments; computer software for providing energy management and energy use information in houses and apartments; computer software for registration, management, providing information of access and parking, access control of residents' and visitors’ vehicles in apartments; computer software for security, crime prevention, access, visitors' registration in houses and apartments; computer software for providing information, checking and payment in relation to maintenance and security cost of houses and apartments; computer software for providing information, reservation, payment related to apartment facilities; computer software for providing information related to living convenience, health care, goods for sale, secondhand transaction and stores for apartment residents; computer software for the community of apartment residents; interactive computer software; computer software for digital information and data access; computer application software for use in implementing the internet of things; downloadable computer software for remote monitoring and analysis; computer software for remote telecommunication; computer software for controlling and managing access server applications; computer application software for cellphones; cloud server; server for home network system; downloadable multimedia file; downloadable electronic publications.