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mstp equipment

specialized in communication transmission，20yrs of experience with brand

guangzhouyinxun---a manufacturer being dedicated to offering accessing &transmitting solution and product for private network user. main business: pcm device, optic transmitter, telephone transceiver, mstp, sdh, optic fiber integrated access device

www.yxpcm.com

specialized in communication transmission，20yrs of experience with brand

guangzhouyinxun---amanufacturerbeingdedicatedtoofferingaccessing&transmittingsolutionandproductforprivatenetworkuser.mainbusiness:pcmdevice,optictransmitter,telephonetransceiver,mstp,sdh,opticfiberintegratedaccessdevice

mstp equipment

specialized in communication transmission，20yrs of experience with brand

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