1949年(nian)10月1日，中(zhong)(zhong)(zhong)(zhong)華(hua)人(ren)民共(gong)(gong)和(he)國(guo)成立，上海成為(wei)直(zhi)轄市，上海是中(zhong)(zhong)(zhong)(zhong)國(guo)共(gong)(gong)產(chan)(chan)黨(dang)誕(dan)生(sheng)地(di)、國(guo)家歷史文化名(ming)城，中(zhong)(zhong)(zhong)(zhong)國(guo)經濟(ji)、金融、貿易(yi)、航運、科技創新中(zhong)(zhong)(zhong)(zhong)心(xin)。在(zai)我國(guo)現(xian)如今(jin)的規劃中(zhong)(zhong)(zhong)(zhong)，中(zhong)(zhong)(zhong)(zhong)國(guo)現(xian)有兩大中(zhong)(zhong)(zhong)(zhong)心(xin)：一個(ge)是以(yi)政治為(wei)中(zhong)(zhong)(zhong)(zhong)心(xin)的北京，另一個(ge)就(jiu)是以(yi)經濟(ji)為(wei)中(zhong)(zhong)(zhong)(zhong)心(xin)的上海。上海市共(gong)(gong)轄16個(ge)市轄區，常住人(ren)口總(zong)數(shu)為(wei)2423.78萬人(ren)，實(shi)現(xian)地(di)區生(sheng)產(chan)(chan)總(zong)值(zhi)（GDP）32679.87億元，人(ren)均(jun)地(di)區生(sheng)產(chan)(chan)總(zong)值(zhi)實(shi)現(xian)13.5萬元。

1949年10月1日，天(tian)(tian)(tian)津市(shi)被列為(wei)中央直(zhi)轄市(shi)，至1958年2月，天(tian)(tian)(tian)津降格為(wei)河北省轄市(shi)，1967年1月天(tian)(tian)(tian)津恢復直(zhi)轄市(shi)，天(tian)(tian)(tian)津是國家確定的(de)環渤海(hai)地(di)區(qu)的(de)經(jing)濟中心。天(tian)(tian)(tian)津擁有中國第四(si)大(da)的(de)工業基(ji)地(di)、第三的(de)外貿港口，有超過(guo)1000萬人居(ju)住(zhu)和(he)生(sheng)活在(zai)天(tian)(tian)(tian)津地(di)區(qu)。天(tian)(tian)(tian)津全市(shi)下轄16個區(qu)，總(zong)面積11916.85平方千米，常住(zhu)人口1559.60萬人，地(di)區(qu)生(sheng)產總(zong)值(zhi)18809.64億元，人均地(di)區(qu)生(sheng)產總(zong)值(zhi)實現12萬元。