Established in 2001, Guangzhou WELGO Environmental Equipment Co., Ltd. is a leading manufacturer specializing in UV and ozone disinfection systems. We deliver integrated solutions—from RD and design to manufacturing, sales, and after-sales support—for a wide range of industries, including: Drinking water , Municipal water treatment, Wastewater treatment WWT, Aquaculture, Electronics Industrial, Pharmaceuticals and Swimming pool disinfection.