Kammala jumla mai zuwa: Lokacin da Masarautar Majapahit ta isa Admiral Cheng Ho daga China (Daular Ming) a 1421 AD, ya yarda da Sarki Wikramawardhana (1389<unk>1429 AD) don sanya Ma Hong Fu da Ma Yung Long a matsayin jakadun Daular Ming a Tumapel. Ana iya danganta wannan ga kokarin diflomasiyya na Admiral Cheng Ho don tabbatar da tsaron 'yan kabilar Sin a yankin Majapahit. A lokacin Yakin Paregreg (1406), kimanin wakilai 170 daga daular Ming ne Admiral Cheng Ho ya aika don sake kulla huldar diflomasiyya tsakanin China da Majapahit bayan da aka yi watsi da su.
rikicin Jayakatwang-Raden Wijaya-Kublai Khan a zamanin sauyawa daga Singhasari zuwa Majapahit. Koyaya, duk wakilan Sarki Wikramawardhana ne ya kashe su wanda ba zai iya bambance matsayin isowarsu a matsayin maƙiyi ko a'a ba. Matsayin Admiral Cheng Ho shima yana da mahimmanci ga yankin Malang (Tumapel) a cikin 1432 lokacin da yake tare da talakawansa, Gan Eng Cu da (Duke ("Bhre") na Arya Teja I na Tuban) da ƙaramin ɗan'uwansa, Gan Eng Wan, sun taimaka wa Ratu Maharani Sri Suhita (1429<unk>1447 AD) don haɗa Daha (Kadiri) da Tumapel bayan rikici na ciki. Domin ayyukansa, Bro Eng Wan ya ba da taken Raden Arya Suganda an nada shi a matsayin jami'in a Tumapel.