Gold, also known as gold, has the chemical element symbol Au, which is a metal with a yellow luster. Gold has the characteristics of good physical properties, stable chemical properties, high ductility and scarcity. It is not only a special currency used for reserves and investment, but also a jewelry industry, electric gold, also known as gold, chemical elements The symbol is au, which is a metal with a yellow luster. Gold has the characteristics of good physical properties, stable chemical properties, high ductility and scarcity. It is not only a special currency for reserves and investment, but also jewelry, electronics, modern communications, aerospace, etc. Important materials for the department. It was the world currency before the 1970s, and it still holds a place in the international reserves of various countries. It is a special commodity with currency, commodity and financial attributes at the same time. The uses of gold include: national currency reserves, personal asset investment and value preservation tools, special materials to beautify life, raw materials in the industrial and medical fields. Gold derivatives. With the gradual maturity of the collection, the gold market is expected to gradually introduce gold forwards, gold futures and even gold options. Previous: Gold Knowledge Encyclopedia Next: Properties of Gold