Authenticating works of art; Consultancy in the design and development of computer hardware; Conversion of data or documents from physical to electronic media; Design and development of multimedia products; Development of computer platforms; Industrial design; Product quality testing; Research and development of new products for others; Smartphone software design; Technological research in the field of AR/XR optical display modules, optical waveguides, optical engines, intelligent sensing interactive modules, and AR/XR Smartglasses; Testing the functionality of apparatus and instruments; Updating of smartphone software