"2013 Guangzhou Science and Technology Salon" is sponsored by Guangzhou Science and Technology Association and Guangzhou Environmental Science Association. Our company was invited to attend a series of activities, and made a special innovative technical explanation on "breaking through the problem of elevator noise control in modern buildings, and achieving the subjective and objective consistent elevator noise reduction treatment". We will share our scientific and technological achievements and engineering cases in the field of elevator noise reduction technology for the environmental experts attending the meeting The application was warmly welcomed by the participants.