Mianyang Linkton Telegraphic Equipment Co., Ltd. Founded in 1998 year, and Employ Number are 200 People It is the Manufacturer main business are PDH&SDH Digital optical fiber communication equipment, PCM integrated service accesss platform, Data network transmission products, Wireless spread spectrum access system, Data image supervision system. . If you need this product,you can contact: Wang Yuanmou( Vice General Manager)