Project Profile: the three islands also known as Tuoning Island, China is now the best-preserved natural ecological island. Three islands in the waters east of Shenzhen Daya Bay to the east and the west Pacific, an area of ​​about 50,000 square kilometers, a coastline of 13 km from the Shenzhen Dapeng Peninsula 1.5 nautical miles west of Hong Kong waters 8.7 nautical miles. Three on the island in more than 50 customs officers, will produce a certain amount of sewage per day.

Design: treated sewage effluent is mainly considered as three island green, road flushing purposes.

Design size: 18 tons / day

Water quality standards: urban recycling urban miscellaneous water quality standard (GB/T18920-2002)