The principle of "safety, controllability and unity" is adopted in the passenger transport organization of transfer station. The head of duty station of the line with high passenger pressure is the commander of the passenger transport organization of the whole transfer station. The passenger flow control of the transfer station shall follow the principles of "from bottom to top, from inside to outside" and "first control the passenger flow into the gate, then control the passenger flow changing", so as to ensure the safety of the platform and avoid the passenger flow out of control