it can contract and maintain environmental protection services for a long time: it undertakes the long-term contracting, cleaning and maintenance of municipal road drainage pipelines, urban and village drainage pipelines, industrial areas, living quarters, restaurants, buildings, factories and other pipe networks, and takes the lead in introducing high-pressure jet cleaning Air pressure pulse cleaning, high pressure steam cleaning, chemical cleaning and water quality optimization treatment technology, engaged in pipeline dredging, equipment cleaning, environmental sanitation treatment, sewage optimization treatment, septic tank, sewage tank cleaning, heavy oil pollution cleaning, cooling and heating engineering cleaning, sewage well pipeline cleaning of municipal, environmental sanitation, residents, chemical industry, industry, factories and mines, catering, enterprises and institutions, During the construction of water pipeline dredging and cleaning project, the high-pressure cleaning vehicle using high-pressure water jet to clean the sewage pipeline and the small cleaning equipment to clean the indoor pipeline