Position control is not only reflected in capital management, but also in different sectors. Position distribution should be done according to different sectors; otherwise, if all holdings are in the same sector, the significance of diversification is lost.
Opening a position all at once is beneficial for trading.
On the premise of setting a stop loss, simply complete the position you have in mind all at once. Once the market moves in the direction of the opening position and even accelerates, this is the time to reduce the position and realize profits.
