20 15 At the end of August, Runxin participated in the 20 15 "Belt and Road" China Brand Expo held in Milan. The company mainly deals in water treatment multifunctional control valves (filtration control valves and softening control valves), household water softeners, ceramic core electric ball valves, floating bed control valves, ultra-pure water treatment mixed bed control valves, special water treatment control valves (iron removal, manganese removal, fluorine removal and oxygen removal), plastic water heating and fittings, special valves for solar water heaters and other products.