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what is science method

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

what is science method

3M Hard Hat Head Protection for Personal Safety | 3M ...

3M Hard Hat Head Protection for Personal Safety | 3M ...

Hard Hat, head protection with engineering advancements in suspension design, a lightweight shell, a patented UV indicator, and numerous customization options, the 3M™ ,Hard Hats, H-700 and H-800 series help alleviate workers' frustration with ,hard hats, on the job. The H-700 and H-800 - innovations in comfort and protection you expect from 3M.

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How to check your hard hat expiry date & criteria for ...

How to check your hard hat expiry date & criteria for ...

Hard hat, expiry date. ,There, is no legal requirement for ,hard hat, expiry date as it varies based on the condition of each work site. As a general guideline, most ,hard hat, manufacturers recommend replacing ,hard hats, every five years regardless of outside appearance.

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Different Types Of Hard Hat Color Codes & Their Meanings

Different Types Of Hard Hat Color Codes & Their Meanings

The ,hard hat, has become an ever-present safety accessory on building sites all over the world. Opinions vary as to when and where they were first used.Many believe the first wide scale use was in America on the massive construction projects of the 1930’s, including the Golden gate Bridge in …

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Top 10 Hard Hats of 2020 | Video Review

Top 10 Hard Hats of 2020 | Video Review

3/1/2020, · A Brief History Of ,Hard Hats,. The original concept of the ,hard hat, comes from a California mining equipment firm known as the E.D. Bullard Company, founded by Edward Dickinson Bullard in 1898.Prior to this point, Bullard's company ,sold, protective ,hats, made from leather.

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Hard hats are not required where there is no exposure to ...

Hard hats are not required where there is no exposure to ...

20/2/2004, · Also, ,there, is no equipment on the roof that poses a risk of head injury. My roofers remove their ,hard hats, once they are on the roof and place them back on before coming down. Is this a violation of §1926.100? (Note that the builder/general contractor requires our workers to wear them while on the roof.) Answer: 29 CFR 1926.100(a) states:

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Hard Hats and Construction Head Protection

Hard Hats and Construction Head Protection

Type I ,hard hats, are the most common. For additional protection and comfort against rain and harmful uv rays consider using a fullbrim ,hard hat, or a standard safety ,hard hat, with a removable ,hard hat, sun visor. If you require ,hard hat, attachments, such as earmuffs or visors, select a safety ,hard hat, …

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3M Hard Hat Head Protection for Personal Safety | 3M ...

3M Hard Hat Head Protection for Personal Safety | 3M ...

Hard Hat, head protection with engineering advancements in suspension design, a lightweight shell, a patented UV indicator, and numerous customization options, the 3M™ ,Hard Hats, H-700 and H-800 series help alleviate workers' frustration with ,hard hats, on the job. The H-700 and H-800 - innovations in comfort and protection you expect from 3M.

Get Price
Understanding the different types of hard hats – Green Guard

Understanding the different types of hard hats – Green Guard

Most ,hard hats, are made of non-conductive, high-density polyethylene (HDPE) and come equipped with a suspension that can be adjusted for a custom fit. Suspensions are available with 4, 6, or 8 load-bearing points and can be fitted using several different types of adjustments.

Get Price
Hard Hats and Construction Head Protection

Hard Hats and Construction Head Protection

Type I ,hard hats, are the most common. For additional protection and comfort against rain and harmful uv rays consider using a fullbrim ,hard hat, or a standard safety ,hard hat, with a removable ,hard hat, sun visor. If you require ,hard hat, attachments, such as earmuffs or visors, select a safety ,hard hat, with built-in accessory slots.

Get Price
Hard Hats & Safety Helmets | FullSource.com

Hard Hats & Safety Helmets | FullSource.com

MSA ,hard hats, come in an assortment of colors and styles such as the popular V-Gard, Skullgard, and full brim. Most of the MSA ,hard hats, are also ANSI type 1 rated for top impact protection. The MSA Skullgard full brim fiberglass ,hard hat, is designed for heavy-duty work environments.

Get Price
Hat & Cap Manufacturing Industry Market Analysis ...

Hat & Cap Manufacturing Industry Market Analysis ...

Hat, Sales Industry Statistics: Number of baseball ,hats sold, in the US each year ** Annual ,hat, sales industry revenue $** Total number of industry employees: 9,171: Total number of US ,hat, sales and manufacturing businesses ** Fitted ,Hat, Market Share: Market Share: New …

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Hard Hats | Safety Helmets | RS Components

Hard Hats | Safety Helmets | RS Components

Hard hats, are available in many colours. ,There, is no legislation defining the colour you should use, but many construction sites use colours to identify job roles. For example, yellow ,hard hats, are worn by general labourers and those involved in earth moving work. White ,hard hats, are used by managers, supervisors and architects.

Get Price
Hard Hat Classes [OSHA & ANSI Standards] | Creative Safety ...

Hard Hat Classes [OSHA & ANSI Standards] | Creative Safety ...

There, are many types, or classes, of ,hard hats, that a safety professional should be aware of. Each ,hard hat, class is designed specifically to provide protection from certain types of hazards. Learning about the different ,hard hat, classes can help ensure the right ,hats, are …

Get Price
Top 10 Hard Hats of 2020 | Video Review

Top 10 Hard Hats of 2020 | Video Review

3/1/2020, · A Brief History Of ,Hard Hats,. The original concept of the ,hard hat, comes from a California mining equipment firm known as the E.D. Bullard Company, founded by Edward Dickinson Bullard in 1898.Prior to this point, Bullard's company ,sold, protective ,hats, made from leather.

Get Price
How to check your hard hat expiry date & criteria for ...

How to check your hard hat expiry date & criteria for ...

Hard hat, expiry date. ,There, is no legal requirement for ,hard hat, expiry date as it varies based on the condition of each work site. As a general guideline, most ,hard hat, manufacturers recommend replacing ,hard hats, every five years regardless of outside appearance.

Get Price
Hard Hats & Safety Helmets | FullSource.com

Hard Hats & Safety Helmets | FullSource.com

MSA ,hard hats, come in an assortment of colors and styles such as the popular V-Gard, Skullgard, and full brim. Most of the MSA ,hard hats, are also ANSI type 1 rated for top impact protection. The MSA Skullgard full brim fiberglass ,hard hat, is designed for heavy-duty work environments.

Get Price
Hard Hats | Safety Helmets | RS Components

Hard Hats | Safety Helmets | RS Components

Hard hats, are available in many colours. ,There, is no legislation defining the colour you should use, but many construction sites use colours to identify job roles. For example, yellow ,hard hats, are worn by general labourers and those involved in earth moving work. White ,hard hats, are used by managers, supervisors and architects.

Get Price
Hat & Cap Manufacturing Industry Market Analysis ...

Hat & Cap Manufacturing Industry Market Analysis ...

Hat, Sales Industry Statistics: Number of baseball ,hats sold, in the US each year ** Annual ,hat, sales industry revenue $** Total number of industry employees: 9,171: Total number of US ,hat, sales and manufacturing businesses ** Fitted ,Hat, Market Share: Market Share: New …

Get Price
Understanding the different types of hard hats – Green Guard

Understanding the different types of hard hats – Green Guard

Most ,hard hats, are made of non-conductive, high-density polyethylene (HDPE) and come equipped with a suspension that can be adjusted for a custom fit. Suspensions are available with 4, 6, or 8 load-bearing points and can be fitted using several different types of adjustments.

Get Price
Hard Hat Classes [OSHA & ANSI Standards] | Creative Safety ...

Hard Hat Classes [OSHA & ANSI Standards] | Creative Safety ...

There, are many types, or classes, of ,hard hats, that a safety professional should be aware of. Each ,hard hat, class is designed specifically to provide protection from certain types of hazards. Learning about the different ,hard hat, classes can help ensure the right ,hats, are used in …

Get Price