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2016-03 Beijing Haidian District Liulitun landfill 2015 - 2016 annual closed operation HDPE film
2016-01 Beijing sanitation group sanitation service company A Suwei garbage field film covering project
2016-01 Large supply of E-type structure HDPE anchor and HDPE electrode
2015-09 Sanlitun Landfill 2015 All - enclosed Working Material Procurement Project