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1.Q:How can you guarantee the quality?

A:We have a modern management system. Take strict selection for upstream suppliers to insure the basic material to be good quality. And we pay more attention to production technology and staff training, so that the defective rate is less than 1% of each products, save cost at the production line. When the productions are ready, they would be sent to the package workshop, put in carton with foam between each panel to avoid the friction and damage.

2.Q:Can you offer sample?

A:Yes, we can offer standard samples for free, and customization is available.

3.Q:Do you accept customization?

A:Yes, we can support our clients with OEM, so that it can be easier to open the local market and build a long-term partnership between us.

4.Q:How long is the lead time?

A:Normally 10-25 days upon receiving the deposit, base on the quantity 1,500 SQM.

5.Q:Can you assist for installation?

A:Yes, we can arrange to assist in installation if needed.

6.Q:Do you have CE certificate?

A:Yes, we do. We have shipped many goods to European countries.

7.Q:What are the factors of influencing the NRC?

A:Perforation rate, gap between the wall and panel, the density and thickness of the glass wool, etc. All these factors will effect NRC.

8.Q:What’s the difference between normal panel and acoustic panel?

A:Acoustic panel also called soundproof panel which is designed according to the law of soundproofing. There are mainly three functions of acoustic panel. Sound absorbing, sound diffusing and sound insulation, with respect to a specified sound source and receptor: increasing the distance between source and receiver, using acoustic panel to reflect or absorb the energy of the sound waves, using damping structures such as acoustic panel, or using active anti noise sound generators.

9.Q:How about the capacity of your factory?

A:500000sqm per year.

10.Q:How to pay?

A:You can pay by western union or T/T. Cash will be ok if we do business face to face.

More questions or details about our products or company, please feel free to contact us via email:


Leeyin Acoustics offer designers a variety of options, sound insulation, sound absorption, and diffusion products which are suitable for use in different environmental areas. 

LEEYIN, QPLAN and Happy Family three series of products can meet the different needs of public building space acoustics, environmental noise reduction vibration treatment and home building acoustics.

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