1, Dalian Water Group has carried out multi-stage filtration and disinfection of tap water, and the water quality strictly complies with the requirements of the Water Quality Standard for Water Supply (GB57492006), ensuring that every household can drink safe and reliable tap water.

2. Dalian Water Conservancy Development Co., Ltd. is responsible for the water supply in Shahekou District. Its supporting equipment and pipe network are complete, and its water supply capacity is strong, which can meet the needs of daily life, commerce and industry. So there is no need to install a water purifier.