Professional investors in high-frequency quantitative trading, with professional risk control systems, especially good at grid trading, experienced 519, low leverage, leave enough reserves, such as 50 times leverage to open orders, use 1 yuan of principal, leave 49 (or slightly less) spare, replenish margin at any time, and the risk of closing positions is reduced to zero. Small stable returns, and strive for annualized returns of 100%.
