碧水源：公司UF+DF双膜法技术可以将生活污水转变为可饮用地表II、III类水

Core Viewpoint - The company BWS (碧水源) has developed a dual-membrane technology (UF+DF) that can convert domestic sewage into drinkable surface water of Class II and III [2] Group 1 - The UF+DF dual-membrane technology is capable of transforming domestic wastewater into potable water [2]