9 Observation instruments; electric measuring devices; precision measuring apparatus; precision measuring instruments; coordinate measuring instruments; surveying instruments; surveying apparatus and instruments; measures; measuring apparatus and instruments; factory automation software; computer software for platforms related to digital twin technology; computer programs related to smart city, smart building and smart factory; computer software to maintain and operate computer systems; computer operating system software; industrial process control software; software for collecting, managing, analyzing and transmitting data of smart factory; operating system software for smart factory; downloadable computer software for remote monitoring and analysis for smart factory; monitoring system software for smart factory; electric monitoring control apparatus; data collecting, managing and analyzing apparatus for smart factory; data transmission devices for smart factory.