QingQingquan is a professional manufacturer of water treatment equipment based in Shandong, China. Our product portfolio covers full-series reverse osmosis systems, water softeners, pre-treatment filters, membrane elements, FRP membrane housings, online water quality transmitters, booster pumps and related spare parts.

We supply standard RO plants from 1TPH to 50TPH, including single-stage, two-stage and three-stage RO systems for drinking water, industrial pure water, brackish water desalination and wastewater reuse projects. Customized design, OEM & ODM services are available to match different raw water conditions and site requirements.

All our equipment adopts reliable components and mature process design. We provide complete technical support, installation guidance, operation manuals and after-sales service for global system integrators, contractors and end users.

Browse this catalog to explore our specifications, configurations and technical parameters. Please contact our engineering team if you need a tailored water treatment solution.