For example, the opening capital of 1000 USD is increased to 1200 USD and then reduced to 700 USD; Then increase it to $1800;

The maximum loss of this account is $500 (which occurs when it is reduced from 1200 to $700).

Relative loss:

The maximum "net value" loss before the open position of the transaction order. That is, floating loss means that the closer to 100%, the greater the probability of approaching short positions.