Sheet hlau network txee feem ntau yog ib lub txee muaj li ntawm ob ntu: cov qauv thav duab thiab npog phaj. Nws tuaj yeem tsim thiab nruab cov keyboards, optical fiber adapters, faib thav duab thiab lwm yam khoom siv hauv lub txee. Nws muaj cov yam ntxwv ntawm electromagnetic cuam tshuam kev tiv thaiv, suab nrov sib cais, tso cua sov tshem tawm, kev co tsis kam, corrosion kuj, thiab lwm yam., thiab tuaj yeem ua kom lub zog ua haujlwm zoo ntawm cov cuab yeej siv, thiab qhov yooj yim thiab practicability ntawm installation, txij nkawm, tswj thiab lwm yam dej num, Nws yog dav siv nyob rau hauv tag nrho cov kab nteg ntawm kev sib raug zoo ntaub ntawv technology, computer network tshuab chav tsev khoom, xov tooj cua, xov tooj cua, TV thiab lwm yam lag luam.
