Development Road of Zhejiang Du Nan Valve Group Co., Ltd.

For more than 20 years, with a flick of a finger, the vicissitudes of life have changed dramatically. The rapid growth of Du Nan witnessed the rapid economic development of China in the past two or three decades.

20 1 1 In May, Du Nan laid the foundation stone for the project of circular economy industrial park with an annual output of 200,000 tons of high-quality magnesium alloy in Inner Mongolia.

20 10 12. Du Nan holding group won the first "green low-carbon economy demonstration enterprise" in Zhejiang province.

20 10 12, Du Nan holding group won the excellent practice award of corporate social responsibility in China.

20 10, 10 In June, the 35,000-ton magnesium and magnesium alloy production line of Sun Magnesium Circular Economy Industrial Park built by Du Nan in Ningxia was completed and put into operation. This production line is the largest single magnesium and magnesium alloy production line in China at present, and it is a magnesium alloy project supported by key industries revitalization and technical transformation of the National Development and Reform Commission. This is another milestone for Du Nan Group to enter the field of new materials.

20 10 September, Du Nan Holding Group ranked 384th among the "Top 500 Chinese Enterprises"; Ranked 70th in "20 10 Top 500 Private Enterprises in China" (selected by China Federation of Industry and Commerce).

On July 20 10, the first phase of Hailisu wind farm invested and developed by desert wind power was successfully connected to the grid for power generation. In June of the same year, 20 12 was approved and registered by the CDM Executive Board (EB) in Bonn, Germany.

20 10, 1, Du Nan holding group was selected as "the most respected enterprise in Zhejiang province" and was awarded the "charity list of private enterprises in China (Mainland China) (No.19)".

From June, 5438 to February, 2009, Du Nan Environment successfully developed the world's first nuclear-grade flooded screw chiller with international advanced level, marking that China enterprises broke the world monopoly in the field of nuclear power air conditioning.

In June, 2009, 165438+ 10, the first phase of the 6,000-ton polysilicon project of Du Nan Photovoltaic Industrial Park was laid in Bayannaoer, Inner Mongolia.

In September 2009, Du Nan Holding Group ranked among the "Top 500 Chinese Enterprises" (43 1).

In May 2009, Yao Xinyi, Chairman of the Board of Directors of Du Nan Group, was awarded the "2009 Zheshang Social Responsibility Award".

In May 2009, Du Nan Holding Group was selected as "Top 2008 Independent Innovation Enterprises in China 100 (29th)".

In March 2009, the first phase of the fan and accessories project of Inner Mongolia Jiuhe Energy Company laid the foundation stone in Ordos City, Inner Mongolia.

From June 5438 to February 2008, Dun 'an Development Building was awarded as the first energy-saving demonstration project in Zhejiang Province.

From June 5, 2008 to 10, the foundation stone was laid for Ningxia Taiyangshan Ningxia Solar Magnesium Circular Economy Industrial Park.

In March 2008, "Du Nan" was recognized as "China Famous Trademark" by the State Administration for Industry and Commerce.

In September 2007, Xi 'an Du Nan Electric Co., Ltd. was established, which marked Du Nan's entry into the field of green energy-wind power equipment.

On June 5438+ 10, 2007, Du Nan was rated as "the most competitive brand in China" by the Ministry of Commerce.

In September 2006, Du Nan was rated as the 55th place among the top 500 enterprises in China by the National Bureau of Statistics, and rose to the 48th place in 2008.

In August 2006, Du Nan Holding Group ranked 7 1 in Forbes magazine's "Top Enterprises in China". In the same year, Du Nan began to enter the fields of new energy (wind power and solar energy), new material development and mineral resources development.

On July 5th, 2004, Du Nan Environment (0020 1 1) was listed on Shenzhen Stock Exchange.

From June 5438 to February 2003, Du Nan acquired and reorganized Hubei Li Shuai Chemical Co., Ltd., and officially entered the field of civil explosive chemical industry.

On April 1 2003, Du Nan Group Co., Ltd. was renamed as Du Nan Holding Group Co., Ltd.

In March 2003, Du Nan Group was awarded the title of the first batch of "Integrity Demonstration Enterprises" in Zhejiang Province.

On June 5438+ 10, 2003, Du Nan entered the field of real estate development and made every effort to build a brand of "technology real estate" (energy-saving, environmental protection, health, comfort and intelligence).

200165438+February, approved by the State Administration for Industry and Commerce, Zhejiang Du Nan Group was upgraded to a regional enterprise group.

2001September 18, Du Nan Central Air Conditioning Research Institute, the first authoritative scientific research institution in central air conditioning field in China invested by private enterprises and established in cooperation with domestic first-class scientific research institutes, was formally established.

On September 8th, 20001year, the headquarters of Du Nan Group was moved to Hangzhou.

In 2000, the Articles of Association of Du Nan was promulgated and implemented, which pointed out the direction for the development of Du Nan from the aspects of corporate culture, development strategy, enterprise organization and human resources.

1999165438+1On October 3rd, Zhejiang Du Nan Valve Co., Ltd. was established.

From 65438 to 0998, Du Nan successively entered the field of refrigeration equipment and valve manufacturing.

1996 12 14, Zhejiang Du Nan group was established.

1992, began to enter the air conditioning parts manufacturing industry.

On September 26th, 1987, Zhuji Diankou Zhenxing Spring Factory, the predecessor of Du Nan Group, was established.