 Emperor Aizong weJin 25 September 1198 9 February 1234, zita remunhu Ningjiasu, mazita eWanyan Shouxu neWanyan Shouli, aive mambo wechipfumbamwe weJurchen-inotungamirwa neJin dynasty yeChina. Aionekwa samambo aikwanisa uyo akaita zvinhu zvakawanda zvaibatsira umambo hwaJin, zvakadai sokubvisa vakuru vakuru vaiva nouori uye kuunza mitemo yemitero yakaderera. Akagumisawo hondovachirwisana neSouthern Song Dynasty, uye vakabvisa Chibvumirano cheShaoxing pasina chisungo, pachinzvimbo chekutarisa zviwanikwa zvemauto zveJin Dynasty pakurwisa kupinda kwevaMongol. Pasinei nezvose zvaakaita, umambo hwaJin, hwakanga hwatoparadzwa nemitemo isina kunaka yevakanga vambotonga, hwakazopedzisira hwaparadzwa neUmambo hweMongolia. Akapotera kuCaizhou apo vaMongol vakakomba Bianjing, guta guru reJin zvakaitikawo kuti raive guta guru reSong, muna 1232. Apo Caizhou yakavawo pasi pokurwiswa navaMongol muna 1234, akapfuudza chigaro choumambo kumukuru wehondo yake Wanyan Chenglin uye ipapo akazviuraya. 