Beijing Lu Tong Hengye Technology Co. Ltd.   

! Our company production, sales: PDH optical transceiver (4E1, 8E1, 16E1), SDH optical transceiver (155M, 622M) PCM multiplexer, telephone transmitter (8 telephone call 16 polish, polish, 30 telephone, voop polish) (1V1D, 2V1D, 4V1D, 8V1D, 16V1D) The amount of multi service optical + phone + Video + Ethernet switches, fiber optic transceivers (multimode, single) XDSL (EDSL, HDSL, SDSL, SHDSL, G.SHDSL), E1 bridge, 2E14E1 bridge, 8E1 bridge, 16E1 bridge, E1 V.35, E1 to RS232 protocol converter, E1 (light cat, E1, Polish) V.35 glazing, 232/485/422 light cat, 232/485/422 to TCP/IP serial server price concessions, products of good quality. PCM4, PCM2, pcm8, pcm16, pcm12, pcm24, PCM30 The way of audio and video transmitter, two video transmitter, four video transmitter. Eight way video, sixteen channel video transmitter