42 Design of software featuring 3D technology; development of computer software used in 3D contents, stereoscopic 3D projection, and 3D animation technology; development of virtual reality software; computer programming services for advertising analysis and report; design of websites for advertisements; hosting of multimedia educational contents; hosting of multimedia entertainment contents; development, programming and running of software; development, updating, and maintenance of software and database systems; design and development of software; hosting of websites for sharing online contents; designing websites for others; designing and running webpages; design of webpages; development of software for mobile devices featuring advertising and marketing; design of computer programs; design of homepages; design of homepages and websites