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Country China
Booth A163
Introduce Drong Ri integrated in 2003 in Dongguan, Guangdong province, which is mainly engaged in municipal sewage treatment, industrial wastewater treatment, and Drong Ri equipment development and manufacturing To provide a comprehensive solution to the above environmental problems, focusing on becoming a leading industry, domestic well-known decentralized sewage treatment experts. In April 2018, it successfully won the bid of 528 million yuan in Wengyuan County, Shaoguan County, to promote the construction of sewage treatment facilities throughout the county using the PPP model.


Double membrane domestic sewage processor
In view of the characteristics of rural domestic sewage, the process of "biological contact oxidation immersion ultrafiltration" was adopted, in which cod and nitrogen and phosphorus were removed by biofilm, suspended matter was removed by submerged ultrafiltration, and sewage was purified. Biofilm process is stable in operation, high in purification efficiency and less in sludge yield. Immersion ultrafiltration has high precision, large flux, energy saving and high efficiency, and can ensure the stability of effluent quality.

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