Weilan focuses on the water treatment technologies with high efficiency and low consumption, green ecology and recycling
Weilan is a high-tech enterprise specializing in the research and development, production, installation, and commissioning of water treatment processes and equipment. We hold numerous invention and utility model patents.
Since our establishment in 2011, we have been committed to the development and application of water supply and wastewater treatment technologies, providing systematic services including engineering design, equipment manufacturing, installation and commissioning, and operations management for municipal water supply and wastewater treatment projects.

Provide a total solution for safe drinking water and sewage treatment.

Full design services — standard modules and bespoke systems

ISO9001-certified quality management across production and service
Years
of Experience
Company
Area
Engineering
Projects
Weilan combines a high-performing R&D group with an experienced engineering team to deliver end-to-end technical services across water projects. Capabilities include process development, pilot testing, process simulation, detailed P&ID and construction drawings, and factory acceptance testing — all backed by rigorous quality control and practical EPC experience.
These strengths ensure reliable design handover and efficient project delivery across municipal and industrial sectors.
Weilan combines a high-performing R&D group with an experienced engineering team to deliver end-to-end technical services across water projects. Capabilities include process development, pilot testing, process simulation, detailed P&ID and construction drawings, and factory acceptance testing — all backed by rigorous quality control and practical EPC experience.
These strengths ensure reliable design handover and efficient project delivery across municipal and industrial sectors.
Weilan has won widespread praise from our customers for our high quality products, reasonable prices and professional technology.
Over 200 engineering projects delivered across municipal and industrial sectors, demonstrating reliable execution from design to commissioning.
Proprietary solutions protected by multiple invention and utility-model patents, ensuring advanced, high-performance treatment systems.
More than 15 years designing and supplying water supply and wastewater treatment equipment—deep domain knowledge that reduces risk and speeds delivery.
In-house engineering team produces detailed plans and drawings and delivers both standardized modules and fully customized package plants and filters.
ISO9001-certified processes govern production, testing and service, ensuring consistent product quality and traceable documentation.
Focused R&D translates into practical improvements for package plants, Dynasand, lamella settlers and BAF systems—backed by strong post-sale support and scalable turnkey options.