Our company is a professional manufacturer engaged in noise control technology research, sound insulation and noise reduction product research and development, engineering design, production, construction, consulting and providing integrated solutions for noise control.

It is the production, study and research base of new acoustic materials and the R& D and manufacturing center of sound environmental equipment of Tsinghua University.

The company's products include new acoustic materials, silicon crystal sand, diffusers, sound insulation doors and windows, and sound insulation rooms.

Products are widely used in theaters, KTVs, stadiums, concert halls, multi-functional meeting rooms, hotels, schools, urban rail transit, high-speed rail, factory buildings, aerospace and other places where noise is isolated. The factory covers an area of nearly 30, 000 square meters, has the first automatic production line of silicon sand acoustic body, has a modern production line of domestic professional level soundproof doors, and the production technology and process have reached the domestic advanced level. Our company adheres to the spirit of "concentration, specificity, and professionalism", and the concept of "Let the voice no longer be out of control, everything is under control" to serve our customers