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Home > Driver helmet picture

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Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.

Why choose us

Solutions to meet different needs

Solutions to meet different needs

We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.

Highly specialized team and products

Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

We trade with an open mind

We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation.

24 / 7 guaranteed service

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

Certificate of honor


CONTACT USCustomer satisfaction is our first goal!

Consultation hotline:0086-15900663312

Address:No. 3888, Hutai Road, Baoshan District, Shanghai, China

Driver helmet picture

2020 Cavity Wall Insulation for Soundproofing - Blog

2020 Cavity Wall Insulation for Soundproofing - Blog

As we discussed earlier, soundproofing wall ,insulation, is the best option to get the full ,effect, of soundproofing in your property. This is because soundproof wall ,insulation, is specifically designed with acoustics and ,sound, dampening as its number one function.

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12 Alternatives to Ear Plugs (For Sleeping and Noisy ...

12 Alternatives to Ear Plugs (For Sleeping and Noisy ...

Some people find ear plugs as comfortable devices that work efficiently for reducing noise. While some are designed for multiple use, long-term usage of ear plugs can lead to some infections. There are also those people who don’t feel comfortable wearing ear plugs. If you’re a light sleeper and live close to a noisy highway or someone looking for a ...

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Health Effects of Poor Sound Insulation in Houses | BDC ...

Health Effects of Poor Sound Insulation in Houses | BDC ...

Health ,effects, of poor ,sound insulation,. To make it easier, we are going to divide them into three groups: Physiological consequences. This group includes the most recognized of the consequences: temporary hearing loss, with the annoying ringing of the ears and the feeling that the volume of voices and domestic appliances is raised.

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Foam vs Wax vs Silicone Earplugs: How Do They Compare and ...

Foam vs Wax vs Silicone Earplugs: How Do They Compare and ...

In contrast, deeply inserted foam earplugs can reach into the bony part of the ear canal, i.e., they fill almost the complete ear canal. With properly fitted foam earplugs, I experience virtually no occlusion effect. However, if you only insert your foam earplugs shallowly, you’ll very likely also experience a …

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Guide to Sound Reduction for Air Compressors | Quincy ...

Guide to Sound Reduction for Air Compressors | Quincy ...

26/2/2020, · When used at a distance or with ,earplugs,, ,sound, blankets can render compressor noises harmless to even the most sensitive–hearing user. Perform Maintenance at Regular Intervals An air compressor endures a lot of grueling heat and motion as it sucks atmospheric air through the inlet, compresses the air with a piston and stores it in the tank as energy.

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Top 5 Ear Protection For Musicians | Which One Is The Best?

Top 5 Ear Protection For Musicians | Which One Is The Best?

According to the manufacturer, the earplugs have a SNR of 26 dB and provide a constant sound reduction at high (H), medium (M) and low (L) frequencies: H=26 dB, M=23 dB, L=22 dB. The attenuation value was tested according to ISO standard 4869-2 by an independent German testing institute.

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HXF- Earplug Anti-Noise Sleep Super Sound Insulation ...

HXF- Earplug Anti-Noise Sleep Super Sound Insulation ...

HXF- Earplug Anti-Noise Sleep, Super ,Sound Insulation,, Sleep Work, Study and Use Noise Reduction, Mute ,Earplugs,, Comfortable Fashion (Color : B, Size : M): Amazon.com ...

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Soundproof earplugs for complete silence

Soundproof earplugs for complete silence

Because the cranial bone also transmits vibrations to the eardrum, you will still hear louder noises. If you are looking for ,earplugs, that attenuate ,sound,, you have various options. Foam ,earplugs,, filter ,earplugs, and customised ,earplugs,. Foam ,earplugs, Foam ,earplugs, completely close off the ear and attenuate a reasonable amount of noise.

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Soft Sponge Ear Plugs Sound Insulation Anti-noise Earplugs ...

Soft Sponge Ear Plugs Sound Insulation Anti-noise Earplugs ...

Anti-noise Soft ,Ear Plugs Sound Insulation, Sleeping Plugs With Plastic Case US. $2.79. $3.79. Free shipping . 12PCS Slim Soft Foam ,Earplugs, Small ,Ear Plugs, Concerts Shooting Sports Work. $4.68. $4.93. Free shipping . Last one. Adults Kids Silicone ,Ear Plugs, …

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The Best Ear Plugs of 2020 [Real Testing]

The Best Ear Plugs of 2020 [Real Testing]

16/3/2020, · This is known as the occlusion effect, wherein sound vibrating in the bone and cartilage that would normally exit through your ear canal is blocked. Flanged plugs Foam plugs cause incoming sound to be muffled, quiet, and therefore less intelligible.

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The Best Ear Plugs of 2020 [Real Testing]

The Best Ear Plugs of 2020 [Real Testing]

16/3/2020, · This is known as the occlusion effect, wherein sound vibrating in the bone and cartilage that would normally exit through your ear canal is blocked. Flanged plugs Foam plugs cause incoming sound to be muffled, quiet, and therefore less intelligible.

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HXF- Earplug Anti-Noise Sleep Super Sound Insulation ...

HXF- Earplug Anti-Noise Sleep Super Sound Insulation ...

HXF- Earplug Anti-Noise Sleep, Super ,Sound Insulation,, Sleep Work, Study and Use Noise Reduction, Mute ,Earplugs,, Comfortable Fashion (Color : B, Size : M): Amazon.com ...

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The Effects of Musician's Earplugs on Acoustic and ...

The Effects of Musician's Earplugs on Acoustic and ...

The ,Effects, of Musician's ,Earplugs, on Acoustic and Perceptual Measures of Choral and Solo ,Sound,. Cook-Cunningham SL(1). Author information: (1)Department of Music, The University of Central Arkansas, Conway, Arkansas. Electronic address: scookcunningham@uca.edu.

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12 Alternatives to Ear Plugs (For Sleeping and Noisy ...

12 Alternatives to Ear Plugs (For Sleeping and Noisy ...

Some people find ear plugs as comfortable devices that work efficiently for reducing noise. While some are designed for multiple use, long-term usage of ear plugs can lead to some infections. There are also those people who don’t feel comfortable wearing ear plugs. If you’re a light sleeper and live close to a noisy highway or someone looking for a ...

Get Price
Soundproof earplugs for complete silence

Soundproof earplugs for complete silence

Because the cranial bone also transmits vibrations to the eardrum, you will still hear louder noises. If you are looking for ,earplugs, that attenuate ,sound,, you have various options. Foam ,earplugs,, filter ,earplugs, and customised ,earplugs,. Foam ,earplugs, Foam ,earplugs, completely close off the ear and attenuate a reasonable amount of noise.

Get Price
Why Does Foam Absorb Sound? | Soundproof Cow

Why Does Foam Absorb Sound? | Soundproof Cow

16/3/2018, · It’s because foam works wonders at absorbing unwanted sounds. Much like earplugs, acoustic foam provides users like you with the noise reduction qualities they desire. These heaven-sent pieces absorb sound so that any noise you generate inside stays in, while external noise remains outside.

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Soft Foam Ear Plugs Sound insulation ear protection ...

Soft Foam Ear Plugs Sound insulation ear protection ...

Soft Foam ,Ear Plugs Sound insulation, ear protection ,Earplugs,: Amazon.in: Industrial & Scientific

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The effect of earplugs during the night on the onset of ...

The effect of earplugs during the night on the onset of ...

Conclusions: ,Earplugs, may be a useful instrument in the prevention of confusion or delirium. The beneficial ,effects, seem to be strongest within 48 hours after admission. The relation between sleep, ,sound, and delirium, however, needs further research. Trial registration: Current Controlled Trials ISRCTN36198138.

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Guide to Sound Reduction for Air Compressors | Quincy ...

Guide to Sound Reduction for Air Compressors | Quincy ...

26/2/2020, · When used at a distance or with ,earplugs,, ,sound, blankets can render compressor noises harmless to even the most sensitive–hearing user. Perform Maintenance at Regular Intervals An air compressor endures a lot of grueling heat and motion as it sucks atmospheric air through the inlet, compresses the air with a piston and stores it in the tank as energy.

Get Price