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Strict quality process control and management ensures
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Email : ROLLSBREA[email protected]


Worktime : 08:30-17:30 (Beijing Time)


  • Metal Fabrication: A Guide to Manufacturing Metal Parts

    The last on this list—aluminum—is the most abundant metal in the earth’s crust, and the third most common element after oxygen and silicon. Despite making up 8 percent of the earth’s crust by weight, aluminum is rarely found in its pure metallic form, however, since most of it is locked up in bauxite and other ores.

  • Manuli | Hydraulics

    Manuli Hydraulics offers a complete range of hoses, fittings and assembly equipment which are purposely designed to work seamlessly together. This harmonised approach allows us to guarantee the quality and performance of our hose assemblies in a way that our competitors simply cannot match. .

  • Contact Us

    Find and Locate Us. Use our map at the bottom of the page to browse through our global index of NOV facilities and view the address and contact information for any location worldwide. Customize your search by entering a keyword such as a product name or by filtering by segment, business unit, and/or facility type to refine your results.

  • Hans Liebherr – Entrepreneur, inventor, visionary

    The pioneer Turning ideas into reality . Hans Liebherr is one of the great pioneers of Germany's post-war economy. Among his groundbreaking inventions are the mobile tower crane and the first hydraulic excavator in Europe: Innovations that have left a lasting impression on the building industry.

  • Used industrial machinery

    Metal: the universal material used for industrial machinery construction. Metal is the most used material when manufacturing industrial machinery and devices. Metalworking can take place in a variety of different ways. Casting machines and technology is used to form and shape metals. They are either poured into a pre-product or directly formed

  • Tunnelling: Breakthrough technology

    The first tunnel, the 2.8km long Salvasskardelva HEPP located in Bardu, Norway, has a modest positive gradient of 5.2 percent. The second tunnel, a 1.3km long bore for the Veiski HEPP in Sørfold, Norway will be steeper with a positive gradient of about 9.2 percent. Future tunnels will have moderately steep gradients of less than 25 percent.

  • BBC Earth | Home

    Welcome to BBC Earth, a place to explore the natural world through awe-inspiring documentaries, podcasts, stories and more.

  • Brave Logsplitters by Brave Products from 800SELLCOM

    Call us at 800-SELLCOM (800-735-5266) with any questions. If you are ready to order we will try to beat any advertised price. Quality Manufacturing and components equal long term dependability. All Brave log splitters are designed, fabricated, welded, and powder coated in-house for total quality control.

  • IKEA.com – International homepage – IKEA

    IKEA furniture and home accessories are practical, well designed and affordable. Here you can find your local IKEA website and more about the IKEA business idea.

  • Brands

    Desoutter is a manufacturer of industrial tool and assembly solutions, air and electric screwdrivers, drilling units, air motors and torque measurement systems. Desoutter was founded in 1914 in France and offers innovative solutions to customers in more than 170 countries.

  • 7 ways oil and gas drilling is bad for the environment | The

    Big oil spills are big killers of wildlife and can cause long-lasting damage to marine ecosystems. Just think of BP’s Deepwater Horizon spill in the Gulf of Mexico. The 2010 incident spread oil across 68,000 square miles of sea surface and killed approximately 1 million seabirds, 5,000 marine mammals and 1,000 sea turtles .

  • BBC Earth | Home

    Welcome to BBC Earth, a place to explore the natural world through awe-inspiring documentaries, podcasts, stories and more.

  • MacGregor

    MacGregor is a family of innovators. By offering engineering solutions and services for handling marine cargoes and offshore loads we make the sea more accessible, safe and reliable for those whose livelihood depends on the changing conditions of the sea.

  • MacGregor

    MacGregor is a family of innovators. By offering engineering solutions and services for handling marine cargoes and offshore loads we make the sea more accessible, safe and reliable for those whose livelihood depends on the changing conditions of the sea.

  • The Horizontal Directional Drilling Process

    since the last survey, are used to calculate the horizontal and vertical coordinates along the pilot hole relative to the initial entry point on the surface. Azimuth readings are taken from the earth's magnetic field and are subject to interference from downhole tools, drill pipe, and magnetic fields created by adjacent structures. Therefore, the

  • Hans Liebherr – Entrepreneur, inventor, visionary

    The pioneer Turning ideas into reality . Hans Liebherr is one of the great pioneers of Germany's post-war economy. Among his groundbreaking inventions are the mobile tower crane and the first hydraulic excavator in Europe: Innovations that have left a lasting impression on the building industry.

  • Brands

    Desoutter is a manufacturer of industrial tool and assembly solutions, air and electric screwdrivers, drilling units, air motors and torque measurement systems. Desoutter was founded in 1914 in France and offers innovative solutions to customers in more than 170 countries.

  • Shell Tellus S4 VE

    Close-up of machine hydraulics. Change to wide-angled shot of several hydraulic earth drills at work on a site. Change to close-up of one of the hydraulic drills piercing into the earth. Change to close-up of the hydraulics on the arm of an excavator. Change to panning shot of a parked excavator, its bucket resting on the ground as night sets in.

  • Rough Terrain Forklifts

    JCB rough terrain fork lifts (RTFLs) are a reliable, versatile and easy-to-use solution. Perfect for virtually any rehandling environment from docks to yards, special events, timber forestry, construction sites, farms and builders’ merchants, our RTFLs are designed for high mobility and superb productivity in rough terrain areas.

  • The Deepest Underground Structures in

    The deepest underground structure included on this diagram is the Kola Superdeep Borehole, which is the deepest artificial point on Earth and reaches a depth of 12,262 meters. Located in the Pechengsky District in Russia, this man-made hole was an attempt by the Soviet Union to drill as deeply as possible into Earth’s crust.

  • The Environmental Impact of Mining (Different

    The Lasting Impacts of Mining Part of what makes the environmental impact of mining so severe is how long their side-effects can last after the initial mining operations have ended. For example, disturbed soil will often continue to erode away for a long time into the future, especially if leftover waste or a scattered topsoil layer prevents