Jiangsu Dongze Environmental Protection Technology Co., Ltd was set up in 1979. It is an high-tech enterprise, and the first batch specialized environmental protection enterprise in our country. It locates in the beautiful coast of Tai Lake---Pottery-city Yixing, and traffic junctions of Nanjing, Shanghai and Hangzhou with efficient and convenient traffic.

The company has been long-term strategic partnerships with China Aviation Industry Programming and Design Institute, China Avigation Engine General Company, China Internal Combustion Turbine General Company and Zhongye Jingcheng Engineering Technology Co., Ltd, and it is also the noise and vibration standing committee unit of china environmental protection industry association. As one of the hundred famous environmental protection enterprises in Jiangsu, and it has passed ISO9001: 2000 quality management system certificate, ISO14001: 2004 environmental management system certificate and GB/T28001-2001 occupational health and safety management system certificate.

The company establishes Yixing City Dongze Environmental Protection Equipment Co., Ltd and Yixing City Dongze Environmental Engineering Design Institute; And owns grade 3 of Professional Contract of Environmental Engineering, and Safety in production permit, and Technical trade qualification. The company has been all along abided by its principle of surviving with quality and developing with new-product, and fully takes advantage of the technical strength of intracompany, the college academies of Zhongye Jingcheng Engineering Technology Co., Ltd, Shougang Design institute, Zhongkeyuan Institute of Acoustics, Nanjing University Institute of Acoustics, Tongji University Institute of Acoustics, and the related scientific research units; And the company ceaselessly researches and produces the modern and high-efficiency air filter installation and noise control products. There are 45, 000 m2 for the floor space in the company, including the building area of 30, 000 m2; There are now more than 480 employees, including 39 Technical staffs, 12 senior engineers and 27 intermediate professionals. The capital asset of the company is more than thirty million RMB. It professionally produces the high-efficiency air filter installation and noise control products, and it also ownes the professional full sets of production and test equipments, and the comprehensive service capacity from product processing to product installation.

At present, the company has been developed one of the biggest enterprises professionally manufacturing air filter device and noise control equipment in China. In the future, we will as always make exploitation and bring forth new ideas incessantly in the field of air purification and noise control, and make our new contribution for national environmental protection project.