It is a one-time use and safe.

1. When buying and selling funds on Golden Sun APP, the redemption time is before 15:00 on the trading day, then the net value of purchases and redemptions during this time period will be calculated based on the net value of that day. If After 15:00 on the same day, the net value will be calculated based on the next working day, and it will be credited in one go.

2. Guosen Securities Golden Sun is safe. It is a formal securities company and has been registered with the State Securities Regulatory Commission. When opening an account, you must open an account through formal channels.