Faced with the increasingly severe challenges of urban and rural domestic sewage treatment, Tianguangyuan Environmental Protection uses the most cutting-edge sewage treatment technologies, such as MBR membrane bioreactors, to optimize the treatment process and improve treatment efficiency. Our goal is to make every drop of domestic sewage clear and reborn after treatment, return to nature, and protect the sweet rain of Mother Earth. At the same time, we pay attention to the operational stability and energy consumption management of sewage treatment facilities, and contribute to the sustainable development of cities and villages.