How to avoid feng shui in bedroom door? Clever arrangement of bedroom door

Judging from the traditional concept of Feng Shui in China, it is very bad for the door to face the bedroom door. The gas entering the bedroom has a direct impact on people's health. There are several ways to solve it:

1. Set a porch at the gate to change the air flow direction at the entrance.

2. Place broad-leaved trees between the gate and the bedroom.

Hang a bead curtain between the gate and the bedroom.

4. Change the bedroom door into an invisible door.