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中(zhong)國聯(lian)通(tong)400業(ye)(ye)(ye)務(wu)(wu)受理中(zhong)心山(shan)東中(zhong)呼(hu)信息科技有限公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)，是一家(jia)專(zhuan)業(ye)(ye)(ye)從事聯(lian)通(tong)增值(zhi)業(ye)(ye)(ye)務(wu)(wu)研發(fa)與(yu)運營(ying)的(de)高科技公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)，公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)位于(yu)中(zhong)國聯(lian)合(he)網絡通(tong)信有限公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)濰坊分公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)總(zong)部(bu)辦公(gong)(gong)(gong)(gong)(gong)大廈，是中(zhong)國聯(lian)通(tong)400電話核(he)心業(ye)(ye)(ye)務(wu)(wu)的(de)直接運營(ying)商(shang)，開展(zhan)400電話的(de)營(ying)銷、客服(fu)(fu)、推廣、優化等(deng)系統化業(ye)(ye)(ye)務(wu)(wu)。集團(tuan)公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)800人，全(quan)國500家(jia)合(he)作伙伴(ban)，濰坊地區三家(jia)子公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)，泰安(an)、萊蕪(wu)、菏(he)澤(ze)、濟(ji)寧(ning)四家(jia)分公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)，公(gong)(gong)(gong)(gong)(gong)司(si)(si)(si)在致力于(yu)400市場(chang)發(fa)展(zhan)與(yu)售后服(fu)(fu)務(wu)(wu)的(de)同時，旨在建立通(tong)達全(quan)國的(de)400增值(zhi)產品(pin)與(yu)服(fu)(fu)務(wu)(wu)網絡，做受尊敬的(de)企業(ye)(ye)(ye)通(tong)訊服(fu)(fu)務(wu)(wu)商(shang)。