With summer approaching, Mr. Dai, who lives in Ganjingzi District wanted to teach his son to swim. Water safety is the primary factor for him to choose the swimming pool. He chose the Sports Center Natatorium as the preferred venue for family swimming after experiencing the swimming pool in Sports Center for a few times.

       What the Sports Center has done with water in the swimming pool? And what makes the swimming pool leaving a deep impression on swimmers?

       Staff told reporters that, Sports Center swimming pool adoping the world's leading bio-purification and filtration systems, including hair processor, diatomaceous earth filtration, ozone disinfection, activated carbon filters, water quality sound processing, environmental standards can meet international standards. Comparing with traditional sodium hypochlorite disinfection methods, Diatom soil filter plus ozone water disinfection recycling technology can sterilize completely and have no smell as well as does not irritate skin, mucous membranes and eyes, ensure no pungent smell in the pool. The water temperature in Sports Center swimming pool is strictly controlled between 25-27 degrees Celsius, which is the most suitable temperature for swimming. The huge water treatment systems were automatically controlled by technology, and six hours cycle can ensure high-quality water quality in the pool. Recently, in accordance with  detection by authorities, swimming pool water PH value is controlled (national standard limit 6.5-8.5) between 7.45-7.90, urea values <0.66mg / L (the national standard limit ≤3.5 mg / L), total number of bacteria <1 / mL (national standard limit ≤1000 months / mL), coliforms <3 / L (the national standard limit ≤18 months / L), the indicators have reached high quality standards.

       The Sport Center has received more than 110,000 travelers since its establishment, and the water quality and entertainment environment in swimming pool also attracted more and more swimming amateurs.