Research in the field of telecommunications technology; research in the field of artificial intelligence technology; Design of telecommunications equipment and parts; scientific research and development; technological research; photogrammetry; product testing; Design of computer software for controlling self-service terminals; Design and development of application software for mobile phones; Design of mobile phones software; Updating of mobile phones software; platform as a service [PaaS]; Computer graphic design; computer software design; Design of computer software for computer animation design; image processing software design; computer graphic design for video projection mapping; computer programming; software as a service [SaaS]; Computer aided graphic design; digitization of sound and video; cloud computing; Chart update service; design and development of multimedia products; technological research in the field of under screen camera for smartphones; smartphone camera performance testing; design of optical components; digitization of photographs [scanning]; design of shape and appearance of cell phones; design of mobile phones; recovery of smartphone data; blockchain as a service [BaaS]; design of driver and operating system software; computer system design; computer programming of smart contracts on a blockchain; user authentication services using blockchain technology.