First of all, we need to make it clear that "first hand" is the unit of trading volume in spot gold investment, representing 100 ounce of gold, one ounce is 3 1. 1035 grams, and the first hand is about 3 kilograms of gold. The price of gold is floating, so the investment amount of each hand will change accordingly. But generally speaking, the margin price of primary gold is about $65,438+0,000, while the single minimum transaction volume of Wanzhou Gold Industry Platform is 0.05 lots/time, which means the minimum margin is $50.