primary deposit
At the beginning of futures trading, brokers require customers to pay the minimum deposit for each contract.
Long term deposit
Is the amount of reserves that customers must always hold. Long-term margin sometimes requires customers to provide additional margin. Additional margin refers to the margin required by brokers to maintain their operation and balance when the gold futures market moves in the opposite direction.
Contingent profit and loss difference
Contingent profit and loss margin refers to the margin paid by customers to the clearing institution of the exchange according to the results of each trading day, which is used to compensate customers for the losses caused by adverse price movements in futures trading.