|  Shuangdun Environmental Technology Co., Ltd. (original Yiixng Complete Chemical Equipment Co., Ltd.) was restructured in 1992. It is general contractor enterprise of environmental device and complete chemical device appointed by the original Ministry of Chemical Industry. At present, the company mainly engages in engineering project contracting (EPC) of clean emission, flue gas desulfurization, sulfuric acid from flue gas, smelting by wet method, pressure vessel manufacturing, sewage treatment, and in designing, manufacturing, installing and debugging special equipment. Our main products including honeycombed electric mist precipitator for conductive FRP with proprietary intellectual property rights, new-model fourth generation SDD-CF wet electrical dust precipitator, complete sulfuric acid production device from flue gas (efficient washer, isothermal pre-reforming device, high-performance converter, dry absorption tower, circulating slot, etc.), low carbon desulfurizer, and sewage treatment unit have been successfully applied in power, petrochemical, non-ferrous smelting, chemical, steel, pharmaceutical, building material and other industries. The company has been honored as “national torch project key high-tech enterprise”, “provincial high-tech enterprise”, “AAA credit enterprise”, “provincial famous trademark”, “industrial star enterprise”, and etc. The company has passed the ISO9001-2008 Quality System, ISO14001 Environmental Management System and ISO18001 Occupational Health and Safety Management System Certification.
The company is situated at the south of Jiangsu Province, in the center of Shanghai, Nanjing and Hangzhou. The company occupies an area of more than 400 mu, with plant area of over 168,000 square meters. The registered capital is 100 million Yuan. There are more than 1,200 employees in the company.
The company has well-known experts who have work in electricity, chemical, non-ferrous and other industrial for long term. We have professional technical team engaged in production development, engineering design, engineering contracting, and operation. The company has 51 patented technologies, and 13 of which are invention patents. At present, the company has 115 technicians, and 20 are professor level senior engineers. Moreover, the company has established favorable cooperation relations with more than ten research institutes in China.
Our company has qualifications of chemical engineering and environmental engineering design, general construction contract, pressure vessel production, pressure pipeline design and installation. In addition, the company has the unique engineering center of wet electric precipitator, efficient washer inspection platform and raw material testing center. Moreover, the company has 23 microcomputer control FRP automatic production lines, 5 large CNC machining centers, and 6 steel productions lines.
Our SDD-CF vertical tubular wet electrical dust precipitators have been applied in Guodian Taizhou Power Plant, Guodian Jianbi Powre Plant, Zhongdian International Changshu Plant, Datang Nanjing Power Plant, Zhongdian International Shanxi Shentou Power Plant, Huarun Caofeidian Power Plant, Guodian Lanzhou Fanping Power Plant, Jiangyin Sulong Power Plant, Guodian Suqian Power Plant, Hebei Longshan Power Plant, Changzhou Zhongtian Steel and other enterprises. The gas treating capacity of single wet electrical dust precipitator can reach 4,500,000m3/h.
The company has made brilliant achievements in non-ferrous, metallurgy, chemical and other industries. Our products have been successfully applied in Jinchuan Group, Jiangxi Copper, Yunnan Copper, Tongling Non-ferrous, Zijin Copper, Yunnan Tin Industry, Wukuang Group, Western Mining Industry, Yunnan Hongchi Zn & Ge, Xinjiang Non-ferrous, Henan Yuguang Gold & Lead, Hanzhou Zinc Industry, Shanghai Saike Petrochemical, PetroChina, Sinopec, Baosteel, Taiyuan Iron and Steel, Indian Dariba Lead Smelting Plant, Russian Copper Plant and other well-known enterprises. For several decades’ effort, the company can offer more than 1,000 sets of wet demisters and precipitators, hundreds of sets of purification devices, and more than 60 sets of sulfuric acid general contracting projects for hundreds of enterprises at home and abroad.
We will serve new and existing clients wholeheartedly.
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