OPPO

Construction planning; building construction and repair, heating equipment installation and repair; electric and electronic appliance maintenance and repair; photographic apparatus repair; dry cleaning; telephone installation and repair; installation, repair, maintenance services of computer hardware and telecommunication apparatus and instruments; mobile phone repair; installation, repair, maintenance services of computer hardware and telecommunication apparatus and instruments

Television broadcasting; delivery of messages by electronic transmission; telephone communication services; cellular telephone services; paging services; satellite transmission services; electronic mail services; computer aided transmission of messages and images

Computer software design for others; mechanical research especially with regard to electric and electronic apparatus; industrial design; architectural consultation; design for others in the field of electronic apparatus and instruments, computer hardware and software, telecommunication apparatus and instruments; construction drafting