Computer systems integration services; Design and development of computer firmware; Design and development of computer hardware and software; Design and development of computer software; Design and development of wireless computer networks; Designing computer software for controlling self-service terminals; Development and creation of computer programmes for data processing; Information technology consultancy relating to installation, maintenance and repair of computer software; Maintenance and upgrading of computer software; Providing information relating to computer technology and programming via a website; Providing online non-downloadable computer networking software; Rental of computer application software for playing games, editing digital photos; Rental of software for data processing; Smartphone software design; Updating of software for data processing; Writing of data processing programs