Dunan group was founded in 1987, started from the $ 900, after more than 20 years of hard work, has developed into a set of equipment, explosive chemicals, real estate development, the development of new materials, development of resource and energy industries, such as the parallel development of no regional group. is the "top 500 Chinese enterprises", "top 500 private enterprises in China" and "China Enterprise top 500 competitive enterprises", "top 100 independent innovation in Chinese enterprise", and topped the "2009 China mainland private enterprises to create wealth list" and the "most extreme charity of private enterprises in the Mainland of China".

shield Ann environment is China 500 strong Enterprise shield Ann group subordinate core industry, after more than 20 years of struggle, has development became a professional business refrigeration controlled components, and central air conditioning machine (with commercial, and special, and military air conditioning) wind machine, and hot Exchange device, and pressure container, and renewable energy using, and cold chain, and new energy, and intelligent control, System integrated business of listed company (stock short: shield Ann environment; stock code: 002011). the company is the leading enterprise of refrigeration spare parts industry, one of the most competitive brands of central air conditioning company, China's first nuclear power plant and the supporting production of nuclear-grade water chillers and owns independent intellectual property rights of enterprises. currently owns refrigeration parts, environment optimization and systems integration, thermal and cold chain, four blocks of new energy industry, in business mode operations. companies to become world class for providing energy-saving, environmental protection, social and human intelligence, vendors, operators in the artificial environment of the health system.

company has get has "China famous trademark", and "China brand products", and "China most with market competitiveness brand", and "national innovation type pilot enterprise", and Fu cloth Republika Asia under "best small listed enterprise", and "IV session China Junior listed company value 50 strong", and "2009 of China listed company Taurus growth hundred strong list", honors.

Nantong Datong Bao Fu fan co., Ltd. from Jiangsu Datong fan co., Ltd. and Germany POLLRICH (baofu) fan co., Ltd. joint venture construction of Sino-foreign joint ventures. company predecessor for Nantong wind machine factory, has has has more than 40 years of wind machine production history, is China production various industrial with centrifugal ventilation machine, and blower of large backbone enterprise, in national wind machine industry in the, first get wind machine production license, is national heavy contract and trustworthy with enterprise, and Jiangsu Province high-tech enterprise, national torch project implementation units, company integrated economic strength in national wind machine industry in the among.

April 2010 Zhejiang Dunan artificial environmental co., Ltd. in order to accelerate the development of the industry chain, Nantong Datong Bao Fu fan co., Ltd. merger and restructuring.

company has passed quality system certification, main products are: various types of large-scale centrifugal fans, centrifugal blowers for industrial use, more than 600MW large-scale power station, high speed blower cooler fan and air circulating fluidized bed technology of high-temperature wear-resistant fans, petrochemical, metallurgy of special fan and blast furnace gas pressure recovery turbine generators and small compressor. the company's advanced technology, excellent quality, especially in the large ball of coal power plants, petrochemical processing, chemical industry, metallurgy and other industries with high pressure seals, high temperature, wear-resistant proprietary technologies for the advanced international level of fans.

company gathered a first-class level, and in Germany the wind machine design expert and technical elite, the company's existing Tang gate, development zone, two production bases, more than 80,000 square meters standard workshop and more than 400 pieces (sets) large, sophisticated production equipment, is a country in East China general fan of the development, production and sales base.

companies in product development, technology, product quality, operational mechanisms in the industry in the ascendancy, has for the metallurgical, petrochemical, power, mining, coal and coal chemical industry, environmental protection, major equipment pillar industries such as national defense research and production, marketing and design, matching capabilities.

company's own sales network has covered more than more than 200 large and medium cities, products sell well all over the country and exported to the United States, and Japan, and France, and Denmark, and Russia, and Viet Nam, and India and other countries and regions.

Bao Fu fan co., Ltd. is located in Germany in beiwei Chau menxinggeladebahe, founded in 1906. since its inception in the company has been committed to the relevant airflow technology research and development, to occupy a leading position in the field of industrial and manufacturing high efficiency fan.

Bao Fu in many industry partners with custom professional fan.

especially in emerging industries, such as:

◇ used in waste incineration industry of combustion air and flue gas desulfurization unit fan, medium temperatures up to 650 ° c. various types of drums used in power station technology, and fan.

◇ involving cement-slag or fly ash and powder processing industries of dedicated fans. very high durability by special wear-resistant protection methods to guarantee, not only on the basis of the steel industry and the ceramics industry and linked to the geometry of the blade, Bond Avenue to avoid the effect of.

◇ high temperature fan for glass industry, near the glass melting temperature up to 1000 ° c. • automotive spraying line of high efficiency fan.

◇ manufacturing paper, malt drying fan.

◇ wind machine for wool textile industry and timber processing.

Meanwhile, Bao Fu also offers a wide variety of industrial fans:

◇ industry standard centrifugal fan (pressure up to 5000pa)

◇ wind machine for heavy industry

◇ high pressure fan (pressure up to 20000pa）

◇ plug-in fan

• drums, induced draft fan

◇ axial flow fan

◇ special fans: according to the customer special request determines special processing technology and design of the programme.