Inventory varies from country to country;

The daily global trading volume of foreign exchange is about $4 trillion;

The trading volume information of gold futures is only provided to traders;

The trading volume and influence of A-shares on the domestic Shanghai Stock Exchange are increasing, which affects the global economy. A large transaction volume does not necessarily mean a large number of participants, but the larger the transaction volume, the stronger the liquidity.

The order of global trading volume is foreign exchange >; Gold > stocks > futures. Domestic basic inventory is dozens of times that of others.