中國聯(lian)通400電(dian)話(hua)用戶(hu)只(zhi)要(yao)支(zhi)付(fu)當地市話(hua)費(fei)(fei)用，被叫(企業用戶(hu))只(zhi)要(yao)支(zhi)付(fu)長(chang)途(tu)費(fei)(fei)用，即可實現自由(you)通話(hua)。聯(lian)通400電(dian)話(hua)分為400和4006號段，是目前400電(dian)話(hua)業務發展最好(hao)的。

聯通(tong)(tong)400電(dian)(dian)(dian)(dian)話(hua)(hua)(hua)申請辦理中心(xin)：為(wei)您企(qi)業(ye)提(ti)供400電(dian)(dian)(dian)(dian)話(hua)(hua)(hua)申請辦理業(ye)務，開(kai)通(tong)(tong)辦理400電(dian)(dian)(dian)(dian)話(hua)(hua)(hua)。業(ye)界公認聯通(tong)(tong)4006電(dian)(dian)(dian)(dian)話(hua)(hua)(hua)通(tong)(tong)話(hua)(hua)(hua)質量(liang)最佳!400電(dian)(dian)(dian)(dian)話(hua)(hua)(hua)無論是以4006、400、4008、4007還是4001開(kai)頭，其語(yu)音傳輸(shu)規范都是一樣的(de)(de)，但(dan)具體到不同的(de)(de)運營商，因(yin)為(wei)技術和設(she)備(bei)的(de)(de)不同，就導致(zhi)語(yu)音傳輸(shu)質量(liang)有所(suo)區(qu)別。以目前(qian)的(de)(de)技術數據分析，聯通(tong)(tong)4006通(tong)(tong)話(hua)(hua)(hua)質量(liang)，略好(hao)于電(dian)(dian)(dian)(dian)信(xin)4008，4008優于4007;400，4001因(yin)為(wei)是近期推(tui)出，尚無法明確其語(yu)音傳輸(shu)質量(liang)。聯通(tong)(tong)400電(dian)(dian)(dian)(dian)話(hua)(hua)(hua)全國聯網速(su)度快，可按地區(qu)轉接，全國僅(jin)使(shi)用一個號(hao)碼(ma)，省(sheng)去(qu)了企(qi)業(ye)因(yin)業(ye)務電(dian)(dian)(dian)(dian)話(hua)(hua)(hua)變更帶(dai)來的(de)(de)諸多不便(bian)。

歡迎來到尚通(tong)科(ke)技辦理400電(dian)話，撥打400-999-5555。