<prompt> Bheka isiqephu esingezansi bese uphendula umbuzo ngemuva kwalokho ngolimi olufanayo nesiqephu: Isiqephu: Ngo-1985, kwamenyezelwa izinhlamvu zemali ezinama-hao ama-5, 1, 2, 5, 10, 20, 30, 50, 100, kanye nama-500 đồng. Njengoba ukwehla kwamandla emali kwaqala, la mabhange okuqala alandelwa ngama-200, 1,000, 2,000, kanye nama-5,000 đồng ngo-1987, ngama-10,000 kanye nama-50,000 đồng ngo-1990, ngama-20,000 đồng ngo-1991, ngama-100,000 đồng ngo-1994, ngama-500,000 đồng ngo-2003, nangama-200,000 đồng ngo-2006. Amabhange anama-denomination angama-5,000 đồng nangaphansi ayekile ukukhiqizwa, kepha kusukela ngo-2015 asesekhona ngokusatshalaliswa okubanzi. Kuvele uchungechunge lwamabhange amahlanu. Ngaphandle kochungechunge lwamanje, olune-2003, wonke ayedida umsebenzisi, engenazo izingqikithi ezihlanganisiwe nokuxhumanisa imiklamo yawo. Ithebula lokuqala elingezansi libonisa amabhange akamuva kakhulu, angama-100 đồng noma ngaphezulu, ngaphambi kochungechunge lwamanje. Umbuzo: Kuwota  <response>: Ngo-1985 