1, stable water source: the swimming water quality of Yantai Beiyou Tiandi benefits from its geographical location, close to the coastline and rich in seawater resources.

2. High filtration: Yantai Beiyou Tiandi Swimming Pool adopts advanced water treatment equipment and technology, including mechanical filtration, chemical disinfection and ultraviolet sterilization.

3. Water quality monitoring: The swimming water quality of Yantai Beiyou Tiandi will be tested regularly to ensure that the sanitary indicators of swimming water meet the relevant standards.