With over two decades of deep expertise in environmental water treatment, Hebei Guanyu has been granted multiple national patents for its Tubular Multi-Effect Distilled Water Generators. The equipment adopts a four-stage purification process and innovative condensation technology, eliminating risks of wastewater discharge while featuring real-time water quality monitoring and traceability capabilities. As a council member of the Hebei Environmental Protection Industry Association, Guanyu leverages its green technology to help pharmaceutical companies achieve 100% compliance in Water for Injection (WFI) production, facilitating seamless passage through regulatory audits.