Do more refers to more positions, buy spot gold and silver, bullish. Buy spot gold and silver, sell after the market rises, and get the difference profit. Buy first and then sell.
Short selling refers to selling positions, selling spot gold and silver, and shorting. Sell spot gold and silver at the current price, buy after the market falls, and get the difference profit. Its trading behavior is characterized by selling first and then buying. In fact, it is a bit like the credit transaction model in business. Some people call it as empty as empty.
A bull refers to a bull, which can also be called a bull, buying a certain currency and being bullish. In foreign exchange trading and stock trading markets, the word "long and short" is very common. Short selling refers to selling positions, which can also be called short selling, selling a certain currency, and short selling. Some people call it as empty as empty.