so the dong amount is equal to USD 294,384,993

So, perhaps my math is wonky, but even google AI says its close - Tell me why we have not started a journal??? [seems like a scam to me, almost like founding a bank]

They have 22 issues a year and about 400 articles per issue. Given each article is charging each author about 79 million per article, and they have 98,204 articles since 2009, that is Ð7,758,116,000,000 potentially. OK, maybe their charge went up, but they are thriving....