Ụlọ ọrụ USB Optical
N'afọ 2004, GL FIBER guzobere ụlọ ọrụ mmepụta ihe iji mepụta ngwaahịa eriri anya, ọkachasị na-emepụta eriri USB, eriri anya n'èzí, wdg.
GL Fiber ugbu a nwere 18 tent nke agba equipments, 10 tent nke abụọ plastic mkpuchi equipments, 15 tent SZ oyi akwa na-agbagọ equipments, 16 tent nke sheathing equipments, 8 tent nke FTTH dobe cable mmepụta equipments, 20 tent nke OPGW ngwa anya cable equipments, na 1 akụrụngwa yiri ya na ọtụtụ ngwa inyeaka mmepụta ihe ndị ọzọ. Ka ọ dị ugbu a, ike imepụta eriri anya kwa afọ ruru nde 12 isi-km (nkezi ikike nrụpụta kwa ụbọchị nke isi 45,000 na ụdị eriri nwere ike iru 1,500 km). Ụlọ ọrụ anyị nwere ike ịmepụta ụdị dị iche iche nke ime ụlọ na n'èzí (dị ka ADSS, GYFTY, GYTS, GYTA, GYFTC8Y, micro-cable ikuku na-agbapụta, wdg). kwa ụbọchị mmepụta ike nke nkịtị cables nwere ike iru 1500KM / ụbọchị, kwa ụbọchị mmepụta ike nke dobe USB nwere ike iru max. 1200km / ụbọchị, na kwa ụbọchị mmepụta ike nke OPGW nwere ike iru 200KM / ụbọchị.