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First, Shenyang Daxin landfill leachate increase temporary treatment facilities franchise project, Shenyang

Welli won the bid for Shenyang Daxin Garbage Dump leachate project, the purchaser is Shenyang Municipal Public Utility Bureau, the total amount of the bid is about 29,199.05 million yuan, the construction scale is 1400 tons/day, the operation service period is 4.5 years, the process route is: water quality equalization tank + external MBR+ nanofiltration (NF) + reverse osmosis (RO), the effluent standard: Implement the GB/ T31962-2015B-class discharge standard of "Water Quality Standard for Sewage discharged into Urban Sewers". We help solve the problem of leachate accumulation in Daxin landfill, relieve the long-term overload operation pressure of landfill, and meet the needs of urban solid waste disposal.

Second, Changchun Municipal solid waste treatment center leachate treatment project

Welly won the bid for the landfill leachate treatment project in Changchun City, the purchaser is Changchun City Urban Management Bureau, the total amount of the bid is about 17,079,810 yuan, the construction scale: 1000 tons/day, the operation service period is 3 years. The process route is: external MBR+ nanofiltration + nanofiltration concentrated liquid advanced treatment "and" concentration and drying treatment system ", the sludge adopts the "high pressure plate frame" treatment process, the biochemical sludge and waste residue generated by the leachate treatment service are dehydrated to the moisture content below 60%, and the effluent standard is as follows: The treated leachate can meet the standard in Table 2 of "Domestic Waste Landfill Pollution Control Standard" GB16889-2008. We provide our customers with one-stop solutions and commissioned operation services for leachate.

Third, Quzhou Municipal landfill landfill landfill leachate treatment station operation service procurement project

Welli won the bid for the leachate project of Quzhou landfill site, and the purchaser was Quzhou Environmental Healt