2010-4-14 17:23At the Global Green Economy Summit held in Binhai New Area of Tianjin on June 8, 2009, Vice Minister of Environmental Protection Zhang Lijun said in his speech......
2010-4-14 17:21In times of severe drought, while the drinking water problems for humans and livestock are being solved, how can we conserve water? Will air quality be affecte......
2010-4-14 17:20The major project of Heilongjiang Province Scientific and Technological Research Plan, "Advanced Treatment and Resource Utilization of Oilfield Oily Wastewater......