The Mint Four (MINTs) are an economic organization composed of emerging countries like the BRICS. The word is similar to the English word mint, so it is called Mint Shikoku. The expression was first used in April 2011 by asset management company Prudential International. The company said, "In the next 10 years, the returns investors will receive from these four markets will be as generous as the returns they received from the BRICS countries in the past 10 years."

The concept of "Mint Four" comes from the background that the global economy has been affected by the international financial crisis, the economic growth of the BRICS countries has declined in recent years, and the demand of international capital for new investment destinations has increased. It was brought up below. The Federal Reserve has begun to reduce its quantitative easing policy, and international capital has once again flowed out of emerging markets. The proposal of the "Mint Four" will provide a reference for the next round of investment boom. The “Mint Countries” do have the potential for rapid growth, but judging from the current development trend, the “Mint Countries” cannot really be compared with the BRIC countries in the next 10 years, let alone surpass the BRIC countries. Mint’s The fragrance cannot cover up the brilliance of gold bricks.