Profile: T S H Guangzhou Technology Development Co., LTD specializes in communication testing solutions. We supply equipment for communication transmission & technology services, optical fiber testing, transmission testing, data testing, wireless testing, fusions splicers and tools & access equipments including data access and fiber access. Our products include power meters, variable attenuators, coupling devices, fibre optical microscopes, fusion splicers, fiber cleavers, ethernet testers and frequency spectrum analyzers. Our fiber loss tester series is a handheld optical tester that offers daily maintenance for fiber networks & CWDM systems, DWDM systems & FTTX networks. Our optical talk set is an instrument, that integrates the functions of an optical phone, stabilized light source and optical power meter in one unit. It is used for construction, testing maintenance and attenuation measurement of the optical fiber engineering, it is full duplex communication & gives quality conversation. It is a suitable tool for optical network field work.