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 optical fiber and optical fiber cable industry
                        follow up the clients’demands; make greater efforts to create more values for them, maintain long-term strategic cooperation with all larger telecom operators, integrators and clients at home and abroad.
                        optical fiber and optical fiber cable industry
                        follow up the clients’demands; make greater efforts to create more values for them, maintain long-term strategic cooperation with all larger telecom operators, integrators and clients at home and abroad. 
                    
                 intelligent access industry
                        build the one-stop optical smart access system for clients, provide the comprehensive products and service solutions.
                        intelligent access industry
                        build the one-stop optical smart access system for clients, provide the comprehensive products and service solutions. 
                    
                 military informatization
                        provided advanced technological  products for the military,serverd for the national defense
                        military informatization
                        provided advanced technological  products for the military,serverd for the national defense