Cov yam ntxwv tseem ceeb ntawm cov khoom no yog: ntshiab conductive hlau, tsis muaj rwb thaiv tsev thiab sheath, xws li steel core aluminium stranded hlau, tooj liab-aluminium busbar, hluav taws xob locomotive hlau, thiab lwm yam.
Kev siv thev naus laus zis yog kev ua haujlwm siab, xws li smelting, dov, kos duab Cov khoom siv tsuas yog siv nyob rau hauv suburbs, nyob deb nroog, cov neeg siv lub ntsiab kab, hloov cov txee, thiab lwm yam.
