Mezue ahịrịokwu a:
Japan chịliri aka elu n'ụzọ iwu kwadoro n'August 15, 1945, Indonesia kwupụtakwara nnwere onwe ya ụbọchị abụọ ka e mesịrị. N'ụtụtụ nke 23 Ọgọstụ 1945, Adnan Kapau Gani nwere nzukọ iji kwurịta gọọmentị post-nnwere onwe nke South Sumatra. Mohamad Isa, bụ onye gara nzukọ ahụ, bụ onye isi na-ahụ maka mmanụ na ihe ndị metụtara Ngwuputa na South Sumatra. Na ikike ya dị ka onye isi nke mmanụ na ihe ndị na-egwupụta akụ, a họpụtara Mohamad Isa ka ọ bụrụ onye isi oche nke PERMIRI ("Perusahaan Minyak Republik Indonesia", Companylọ Ọrụ Mmanụ nke Republic of Indonesia). PERMIRI bụ ụlọ ọrụ mmanụ mbụ na Indonesia nke ndị Indonesia na-achịkwa. PERMIRI bụ Adnan Kapau Gani guzobere ma rụọ ọrụ mmanụ mmanụ na South Sumatra, nke bụ nke NIAM ("Nederlansch Indie Aardolie Maatschappij") na BPM ("Bataafsche Petroleum Maatschappij"), ha abụọ bụ ụlọ ọrụ mmanụ mmanụ Dutch East Indies. Isi ọrụ Mohamad Isa dị ka onye isi ụlọ ọrụ bụ ịrụzi ụlọ ọrụ mmanụ na Plaju (nke BPM nwere na mbụ) na Gerong River (nke NIAM nwere na mbụ). Ụlọ ọrụ refinery abụọ ahụ merụrụ nnukwu ihe n'ihi mkpọsa bọmbụ nke ndị Allies mere na 1944.