poly aluminium chloride (pac)/polyaluminium in singapore
China Wastewater Treatment Equipment supplier, Sludge Dewatering Machine, Wastewater Screening Device Manufacturers/ Suppliers
DONGYING DESHENG INDUSTRY was founded in 1990, it locates on the Yellow River delta at the Coast of Bohai Sea, Shengli Oilfield, China's Second largest oil field, is located in its West. She is a modern high-tech enterprise, being engaged in the research and development of the Chemicals (sewage treatment agents, paper-based additives, Mineral Processing, polydadmac) and Mechanical Manufacture and
