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.
China's largest manufacturer of safety helmets

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.
Professional team work and production line which can make nice quality in short time.
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.
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems









Modern ,helmet, construction hasn't changed significantly since the adoption of styrofoam impact absorption in the 1960s. But new ,materials, and construction methods are improving safety, in some ...

This section is ,made, up of a narrow sheet of molten tin where the glass floats. From here, the glass rolls into one additional treating chamber where it's able to anneal. After annealing, the glass is formed, cut and prepared for the ,windshield, creating operation.

The bike in the picture is a 2001 Honda Magna 750, with my homemade ,windshield, installed. This type of ,windshield, would probably work for most any bike. It is fairly small, and I did not see any need for metal bracing on the ,windshield,. It is mounted with four struts of 1/4" all-thread, bolted through the plastic.

Helmets, are ,made, of various ,materials,. The common ,materials, for making a ,helmet, are carbon fiber, plastic, epoxy resin, fiberglass, composite, polycarbonate, thermoplastic and Kevlar and others.. Now manufacturers are using plastics more to make a modern ,helmet,. The long durable and expensive ,material, making ,helmet, is carbon fiber.

Some ,helmets, also have moisture-wicking liners that keep them cool, dry and clean. 4. Cheek pads. These are usually considered a part of the comfort liner, as they are ,made, of the same ,material, as the liner. They keep the ,helmet, from moving in case of a front or side impact. They also add to the comfort quotient of ,helmets,. 5. Vents

Polycarbonate ,Windshield,. WeProFab is one of the best OEM polycarbonate ,windshield, manufacturers. Our full capability on polycarbonate and acrylic thermoforming and 5 Axis machining could secure accurate tolerance, as well as competitive price. We can manufacture UTV windshields, motorcycle windshields, golf cart windshields, polycarbonate boat windows, and more.

Modern ,helmet, construction hasn't changed significantly since the adoption of styrofoam impact absorption in the 1960s. But new ,materials, and construction methods are improving safety, in some ...

This section is ,made, up of a narrow sheet of molten tin where the glass floats. From here, the glass rolls into one additional treating chamber where it's able to anneal. After annealing, the glass is formed, cut and prepared for the ,windshield, creating operation.

Polycarbonate ,Windshield,. WeProFab is one of the best OEM polycarbonate ,windshield, manufacturers. Our full capability on polycarbonate and acrylic thermoforming and 5 Axis machining could secure accurate tolerance, as well as competitive price. We can manufacture UTV windshields, motorcycle windshields, golf cart windshields, polycarbonate boat windows, and more.

Glass is a versatile ,material, with hundreds of applications, including windshields. Glass has a long history and was first ,made, more than 7,000 years ago in Egypt, as early as 3,000 B.C. Glass is found in a natural state as a by-product of volcanic activity. Today, glass is manufactured from a variety of ceramic ,materials, (main components are oxides).

The ,material, and process of constructing bicycle ,helmets,: Coming towards the first layer, the hard shell, it is mostly ,made, up of Poly carbonate (PC). This blank sheet of PC is first heated and then put on a Vacuum Forming machine which makes the hard shell.

Aluminum gutters, steel gutters, copper gutters, zinc gutters. In a nutshell, those are your choices of ,material,. These four metals divide very neatly between the two markets: alumin/about-gutters/um and steel are common for retrofit gutter installations, while copper and zinc are exclusively for the custom home gutters market.

Some ,helmets, also have moisture-wicking liners that keep them cool, dry and clean. 4. Cheek pads. These are usually considered a part of the comfort liner, as they are ,made, of the same ,material, as the liner. They keep the ,helmet, from moving in case of a front or side impact. They also add to the comfort quotient of ,helmets,. 5. Vents

The bike in the picture is a 2001 Honda Magna 750, with my homemade ,windshield, installed. This type of ,windshield, would probably work for most any bike. It is fairly small, and I did not see any need for metal bracing on the ,windshield,. It is mounted with four …

Helmets, could soon offer better protection while also being more comfortable, thanks to a new padding ,material, developed by California's HRL Laboratories. It's claimed to be better than foam at ...