Great Wall Filtration was established in 1989 and has been based at the capital of Liaoning Province, Shenyang City, China.

Our R&D, production and application of our products are based on more than 30 years of deep filter media experience. All of our staff are committed to ensuring and continuously improving the quality of products and services.

In our specialized field, we are proud to be the leading company in China. We have formulated the Chinese national standard of filter sheets, and our products meet national and international quality standards. Manufacturing is in accordance with the rules of Quality Management System ISO 9001 and Environmental Management System ISO 14001.