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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

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

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

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

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

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safeguard safety shoes
Yiwa Memory Foam Ear Tips with Noise Isolation +: Amazon ...
Yiwa Memory Foam Ear Tips with Noise Isolation +: Amazon ...

Electronics & Photo ...

The Diminishing Returns of Adding More Insulation
The Diminishing Returns of Adding More Insulation

The debate over ,how much insulation, to use is an important one. There's no clear-cut answer. I can't tell you, "Use this ,much, in climate zone 4 and this ,much, in climate zone 5" because there are multiple variables involved. Here are the main ones: Climate zone; Type of heating and cooling system; Fuel used for heating; Utility costs

Earplug & Noise Reduction Ratings Explained
Earplug & Noise Reduction Ratings Explained

In all cases where the ,sound, levels exceed the values shown below, a continuing, effective hearing conservation program should be administered. For a better grasp of industry standards, here are a few of the most common producers of noise levels that OSHA considersto be dangerous: lawnmowers, rock concerts, firearms, firecrackers, headset listening systems, motorcycles, tractors, power tools ...

Best Shooting Ear Protection - Read this BEFORE You Buy ...
Best Shooting Ear Protection - Read this BEFORE You Buy ...

While we liked the Howard Leight R-01526 Impact Sport Electronic ,Earmuff, Set, the R-01902 ,Earmuff, by HL Shooting ,Earmuff, had slightly more hearing protection. What’s more, there is just something about buying a 2 pack of something that makes it seem like it is lesser quality.

19 Best Soundproofing Materials | Find Most Effective ...
19 Best Soundproofing Materials | Find Most Effective ...

30/7/2020, · 2. Acoustic Mineral Wool ,Insulation,. The best soundproofing projects start from within.When you’re building your house, you’ll want to include some sort of ,insulation, inside the walls and ceilings. Although the primary purpose of ,insulation, isn’t to soundproof but to prevent air from seeping through the surface, you’d be surprised at how often those two goals align.

19 Best Soundproofing Materials | Find Most Effective ...
19 Best Soundproofing Materials | Find Most Effective ...

30/7/2020, · 2. Acoustic Mineral Wool ,Insulation,. The best soundproofing projects start from within.When you’re building your house, you’ll want to include some sort of ,insulation, inside the walls and ceilings. Although the primary purpose of ,insulation, isn’t to soundproof but to prevent air from seeping through the surface, you’d be surprised at how often those two goals align.

Insulation and Sound Ratings – STC Ratings | Inside PRSCO
Insulation and Sound Ratings – STC Ratings | Inside PRSCO

17/4/2013, · The fact of the matter is; the ,insulation, we and most dealers have in stock, does an extra ,good, job of diminishing ,sound, transmission and it always did. Sure… there are a few new engineered products like QuietRock (an engineered acoustical drywall) on the market, especially made for controlling ,sound,, but chances are, your customer doesn’t need to invest in that type of expensive noise ...

Acoustic Insulation | Sound Proof Insulation | Pricewise ...
Acoustic Insulation | Sound Proof Insulation | Pricewise ...

Sound insulation, products are often referred to as high-density (HD) or hi-performing (HP) products. Upgrading from R2.0 to R2.5HD wall ,insulation, will improve both the thermal and acoustic performance of your home. We recommend installing ,sound, proof ,insulation, in internal walls, particularly around the theatre room and office.

Best Toddler Ear Muffs For Noise Reduction September 2019
Best Toddler Ear Muffs For Noise Reduction September 2019

18/9/2019, · The ,ear muffs, work great for a wide range of loud activities, including sporting events, concerts, fireworks, theme parks, and airplane rides. Made with noise-dampening sponge material, the ,ear muffs, supply a 20dB NRR (Noise Reduction Rating). Without sacrificing comfort, the ,ear muffs, provide valuable hearing protection.

2020 ROXUL/ROCKWOOL Insulation Prices Reviews Complaints ...
2020 ROXUL/ROCKWOOL Insulation Prices Reviews Complaints ...

ROCKWOOL SAFE ‘n’ ,SOUND, rock wool batt ,insulation,, unfaced, fire-resistant up to 2150 degrees F, 15.25” x 47”, coverage 59.7 sq. ft., ,sound, barrier, ,price, range: $40.25 to $41.97; ROCKWOOL ROCKBOARD 60 rigid rock wool board ,insulation,, unfaced, R6, 24” x 48” x 2”, ,sound, barrier, ,price, …