China central environmental science and technology co. Ltd., a joint venture company established in 2012 in cooperation with the institute of fertilizer science of the central college of science and technology, is dedicated to the promotion of the nanotechnology cleaning integrated system, a project dedicated by the institute of fertilizer science of the central college of science and technology in the context of its major scientific research programme, nanotechnology. The shenzhen branch was founded in the same year to work on integrated integrated companies for the development, design, production and sale of domestic and commercial water purification units. Using the results of more recent scientific research at the central and china institute,** the technology of the domestic and foreign water purification industries provides clients with high-quality and efficient water purification equipment and water treatment engineering equipment. As a high-tech company, china has maintained...