Igwe ahụ bụ ngwaọrụ na-ejuputa mmiri na-akpaghị aka nke mejupụtara PLC, ihe ntanetị mmadụ-kọmputa, ihe mmetụta optoelectronic na ikuku.Ejikọtara ya na ndochi, nkwụnye, capping, na screwing n'otu nkeji.Ọ nwere uru nke izi ezi dị elu, arụmọrụ kwụsiri ike, yana ịdị ukwuu dị ukwuu n'okpuru ọnọdụ ọrụ dị oke egwu nke na-enweta ugwu dị elu.A na-etinye ya n'ọtụtụ ebe na mpaghara ụlọ ọrụ na-emepụta ọgwụ, karịsịa kwesịrị ekwesị maka ndochi mmiri na capping yana obere karama ndị ọzọ.