Shanghai Grandway Telecom Tech. Co., Ltd., is a factory, engaging in R&D and manufacturing fiber optic testing instruments, including :
1- Optical Time Domain Reflectrometers OTDR
2- Optical Power Meters and Optical Laser Sources
3- Optical Multimeters and PON Power Meters
4- Visual Fault Locator, Optical Fiber Identifier, Optical Talk Sets
5- Insertion/Return Loss Testers,
6- Optical Variable Attenuators, Fiber Ranger, 2M Tester, etc.

Grandway is also one of the biggest suppliers of optical communication meters and equipment. Grandway is specialized in Fiber Optic Testing Instruments and FTTH ODN & Cabling Management.

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