أدوات حفر دوارة  شركات مصنعة، تجار، موردون، مزودو خدمات

NILES-SIMMONS-The Technology Provider In all the business activities of NILES-SIMMONS, the prinicpal objective is to design, develop, manufacture and sell machine tools characterised by an unsurpassed quality and excellent innovative technology for the benefit of all customers. the company and its workforce.
NILES-SIMMONS supplies tailor-made system solutions for your ambitious machining projects.
Uncompromising pursuit of quality and 100% customer orientation are the basis for our product specific solutions by implementing efficient production processes for long lasting success in the market.
The modular machine design and the standard building block system ensure maximum flexibility and precision with utmost reliability guaranteed.
Benefit from over 175 years of experience and professional know-how in machine tool construction and gain your competitive edge thanks to innovative production solutions offered by one of the most renowned companies in the industry.

Sandvik Mining and Construction is a business area within the Sandvik Group and a leading global supplier of equipment, cemented-carbide tools, service and technical solutions for the excavation and sizing of rock and minerals in the mining and construction industries.
We also offer solutions for many applications in the construction industry, including surface rock excavation, tunneling, demolition, recycling and road rehabilitation.
Our range of products includes rock tools, drilling rigs, loaders and trucks, crushing and screening machinery and bulk-materials handling systems.
Every product is preceded by extensive R&D and backed with application expertise and a worldwide service network offering on-site service, training and round-the-clock support.
We have a tradition of localization and a conviction that there can be no substitute for direct service and direct contact with our customers. Our service-oriented, global organization is well-developed and has more than 3500 service technicians located strategically around the world, working for our customers.
Annual sales 2009 amounted to about SEK 32,600 M, with approximately 14,400 employees. Sandvik Mining and Construction has operations in more than 130 countries.

Henan Zhongyu Mining Machinery Co.,Ltd, established in year 2003, is a joint-stock company involved in research, manufacture and sales of large and middle scale crushers, sand making machines and grinding machines. Its headquarter lies in the core business district CBD, Zhengzhou City; Its manufacturing base is located in Weihui city, Xinxiang, occupied 135,000㎡, products as crushers, sand making machines take a leading position in sales market and are exported to foreign countries like Bengal, Malaysia, Indonesia with their superior quality and advanced technology.
Over ten years, we keep holding the modern and scientific management mode, taking systematic plan and unceasingly innovation to move on and lead in mining machinery manufacture industry. we have over ten competitive products in different series and specification such as crushers, sand making machines, grinding machines, vibrating feeders, screens and mobile crusher station, with overall product types and excellent product quality, they have been widely applied in mine, road, bridge building materials, coal, chemical, metallurgy, refractory materials and so forth. We have been certified by ISO9001:2008 and CE and praised as "Top 10 Famous Brand", the sand and stone equipments have been listed as recommended products by "China Gravel Association".
In 2008, the innovative laboratory cooperated by Zhongyu& Huazhong University of Science and Technology is established; In 2010, the"Zhongyu Mining Machinery automatic research institution" cooperated with Harbin Institution of Technology pushed the company's research strength into a new step; at the same year, we came to cooperation with Sweden company "Svidak" to take the lead in introducing its advanced special steel manufacturing technology , by this breakthrough issue, we make up the domestic weakness of easy-to-break internal plate and successfully win an extensive international market.