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Home > Zuoyi safety helmet

Zuoyi safety helmet

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

Zuoyi safety helmet

14 Ways Your Headphones Are Actually Ruining Your Life

14 Ways Your Headphones Are Actually Ruining Your Life

Using your ,headphones, while running outdoors can be a dangerous distraction. Also if you’re not using wireless ,headphones,, then there are chances of the cords interfering with your bodily movements. 14. If you aren't ,wearing, your ,headphones, like this - you are doing it wrong. Image Credit: evolver.fm

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10 Side Effects of Using Headphones Everyday Can cause Cancer

10 Side Effects of Using Headphones Everyday Can cause Cancer

Headphones, are certainly one of the finest gadgets in the world today. There are certainly a lot of Side Effects of Using ,Headphones, and Earphones Every day! Here are the 10 Side Effects of Using ,Headphones, and Earphones Every day! It can even cause ear cancer.

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10 Side Effects of Using Headphones Everyday Can cause Cancer

10 Side Effects of Using Headphones Everyday Can cause Cancer

Headphones, are certainly one of the finest gadgets in the world today. There are certainly a lot of Side Effects of Using ,Headphones, and Earphones Every day! Here are the 10 Side Effects of Using ,Headphones, and Earphones Every day! It can even cause ear cancer.

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Why you should consider burning-in your headphones? (Or ...

Why you should consider burning-in your headphones? (Or ...

7/2/2018, · Firstly, both ,headphones, are of the same model and it was known beforehand that the green ,headphones, was burned-in for at least 1000 hours. Even though they are of different color, Tyll wouldn’t be able to see it since it’s on his head.

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Preventing hearing loss from headphones and earbuds

Preventing hearing loss from headphones and earbuds

29/5/2019, · Using ,headphones, or ,earbuds, for too ,long,, too loudly, or too often can destroy the parts of the ear vital to ,healthy hearing,. In each ear, there are about …

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Earbuds vs. Headphones – What’s Better For Your Ears ...

Earbuds vs. Headphones – What’s Better For Your Ears ...

While both ,earbuds, and ,headphones, present the risk of high decibel levels and ,long, exposure, ,earbuds, are actually more likely to cause damage. Since ,earbuds, sit right inside your ear and are very close to the ear canal, they naturally increase the volume by around 9 decibels. ,Headphones, sit outside the ear, so there is less natural amplification.

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What Happens If You Always Wear Headphones - The Atlantic

What Happens If You Always Wear Headphones - The Atlantic

I own three pairs of noise-canceling ,headphones,. Two go over my ears, enveloping them in cozy tombs of silence. One pair consists ,of earbuds,, one of which I jam into my ear to block out the world ...

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Is Headphones Break-in Real? 120-hour Burn-in Test ...

Is Headphones Break-in Real? 120-hour Burn-in Test ...

21/12/2018, · At the same ,time,, the response of the ,headphones, under test was recorded using the same DAW (Reaper). The sine sweeps were used to analyze the performance of the ,headphones, over the duration of the test. Additionally, two music clips were played and recorded through the ,headphones, at 0 and 120 hours to be used for subjective evaluation. Analysis

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Earbuds Hurt My Ears: Why this happens and what you can do ...

Earbuds Hurt My Ears: Why this happens and what you can do ...

6/7/2019, · However, even the most comfortable ,earbuds, can result in fatigue when used daily for ,long, periods. Take breaks as often as you can to avoid ,wearing, out your ears and causing pain. Brands do a good job of testing their audio products before release to ensure excellent comfort is offered.

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Earbuds vs. Headphones – What’s Better For Your Ears ...

Earbuds vs. Headphones – What’s Better For Your Ears ...

While both ,earbuds, and ,headphones, present the risk of high decibel levels and ,long, exposure, ,earbuds, are actually more likely to cause damage. Since ,earbuds, sit right inside your ear and are very close to the ear canal, they naturally increase the volume by around 9 decibels. ,Headphones, sit outside the ear, so there is less natural amplification.

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When Can Headphones and Earbuds Damage Your Hearing?

When Can Headphones and Earbuds Damage Your Hearing?

There are plenty of high-quality ,headphones, and ,earbuds, that cost less than $200. If you ,wear headphones, in a noisy environment, you could always grab some good noise-canceling ,headphones,. I know, $200 is still a lot of money, but good ,headphones, sound okay at lower volumes, and they can last for a decade if you treat them right.

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Are headphones safe for kids? - Kidspot

Are headphones safe for kids? - Kidspot

And no matter what age, the ear cannot tolerate loud music for ,long, periods of ,time,. Before you start to panic, researchers at Boston Children's Hospital have determined that it's relatively safe to listen to a portable music player with ,headphones, - as ,long, as the volume is set to no higher than 60 percent of its potential volume, and the listening duration is no longer than an hour.

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What Happens If You Always Wear Headphones - The Atlantic

What Happens If You Always Wear Headphones - The Atlantic

I own three pairs of noise-canceling ,headphones,. Two go over my ears, enveloping them in cozy tombs of silence. One pair consists ,of earbuds,, one of which I jam into my ear to block out the world ...

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The disgusting truth of what happens in your ears if you ...

The disgusting truth of what happens in your ears if you ...

Earbuds,, such as Apple AirPods, could cause infections in your ears, experts warn Credit: Getty Images - Getty An expert has warned that ,wearing, earphones, such as Apple's AirPods, could lead to ...

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14 Ways Your Headphones Are Actually Ruining Your Life

14 Ways Your Headphones Are Actually Ruining Your Life

Using your ,headphones, while running outdoors can be a dangerous distraction. Also if you’re not using wireless ,headphones,, then there are chances of the cords interfering with your bodily movements. 14. If you aren't ,wearing, your ,headphones, like this - you are doing it wrong. Image Credit: evolver.fm

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Are Earbuds Bad for My Ears? - Whittier Medical Services

Are Earbuds Bad for My Ears? - Whittier Medical Services

Replacing your ,earbuds, with traditional ,headphones, is probably the easiest solution to minimize damage to your ears. But if you feel like you can never part ways with your ,earbuds,, you may try some of these steps: Reduce the ,time, you ,wear, your ,earbuds,. You may want to switch to ,headphones, …

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Doctor Warns Of Infection Dangers Associated With Repeated ...

Doctor Warns Of Infection Dangers Associated With Repeated ...

7/11/2019, · Kohan said using ,earbuds, for hours on end can irritate sensitive skin, obstruct the ear canal, and create a build-up of wax. As a result, many people can develop painful infections.

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Are headphones damaging young people's hearing? - ABC News

Are headphones damaging young people's hearing? - ABC News

If you ,wear, your ,headphones, more than 90 minutes a day, or regularly go above 80 per cent of the volume, you could be causing yourself permanent hearing damage.

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Are Earbuds Bad for My Ears? - Whittier Medical Services

Are Earbuds Bad for My Ears? - Whittier Medical Services

Replacing your ,earbuds, with traditional ,headphones, is probably the easiest solution to minimize damage to your ears. But if you feel like you can never part ways with your ,earbuds,, you may try some of these steps: Reduce the ,time, you ,wear, your ,earbuds,. You may want to switch to ,headphones, …

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