About Us
Making the world a better place to live, work and play
Lefilter is committed to providing individual, reliable, and sustainable water treatment solutions to our customers around the world. Our solutions meet the challenges posed by different water sources, outlet requirements, and working conditions around the world all year round.
From the original one-man engineer shop to today’s complete factory with a team of top-notch engineers, sales and support staff, the vision has remained the same.
Our products and services are used in the following industries:
Raw water treatment, water reclamation, municipal drinking water, wastewater treatment, industrial, refineries, power plant, steel mills, oil and gas, textile, paper, agricultural irrigation, food processing, desalination, data centers, museums and art galleries, animal shelters, medical, laboratories, swimming pools, precious metals and mining, defense, aerospace, government agencies, etc.
We offer water filter element, pleated filter element, melt-blown filter element, wire-wound filter element, high flow filter element, water filter housing, self-cleaning water filter, suction self-cleaning filter, shallow sand filter, multi-media filter, cartridge type filter, bag type filter, basket filter, replacement filter elements for more than 100 brands, personalized industrial filter products, laboratory and technical services, monitoring, preventive maintenance.
Lefilter is a company that consistently follows Ethical Business Practice (EBP) in every aspect of design, construction and delivery, and a company with a passionate and creative team. When you choose Lefilter Water Treatment Systems, you are choosing a company that will pour years of experience and passion into providing you with clean water.
At Lefilter, experienced technicians are trained in various safety courses and participate in regular medical checkups, undergo regular criminal background checks. We offer innovative products, custom manufacturing and service to meet the individual needs of our customers. We are committed to excellence in customer satisfaction.
Corporate Social Responsibility
- We welcome to connect and empower our people, our organization and the communities around us. Our goal is to integrate and share our resources and contribute our knowledge and strength to benefit our employees, partners and communities.
Code of Conduct
- We place great importance on shaping the values and vision of our organization in our business practices. Our goal is to integrate and share our resources and contribute our knowledge and strength to benefit our employees, partners and communities.
Our Standards

ISO 9001

ISO 14001

ISO 45001
