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Glsun Mall
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@GLsun is #DFB LD Chip, #OpticalSwitch,#OpticalTransceiver #FiberPatchCable #RackMount Network Equipment Manufacturer.
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Guanglong S&T Zone, No. 8 High-tech Industry Park, Chaoyang Road, Guilin, 541004 Guangxi, China
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fiber optical switch DFB LD chips
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