Since 2008, DOWMAN Filters are professional supplier of Filters for generators, construction machinery, mining machinery, air compressor, passenger cars, commercial vehicles, buses, heavy-duty and light-duty trucks and other industrial-use vehicles. With a strong R&D department and experienced engineers, DOWMAN can design and make OEM/ODM products according to your request and samples. Our purpose is to provide customers with perfect products and excellent service!We are responsible for our products, our customers, and DOWMAN! Due to our good credit and service, we have made great achievements in the past years. We have established long-term business relations with many customers and some of our overseas customers have appointed us to be their purchase agency in China. Our products are exported to many countries & areas, such as Korea, India, Indonesia, Pakistan, Thailand, Vietnam, Japan, Denmark, Romania, Bulgaria, Russia, South Africa, Nigeria, the USA, Australia, Canada, Argentina and Chile. Besides machinery and equipment, we also supply production lines and turn key projects.In TANGMAN you can get your desired goods with the best prices and good quality. Welcome your enquiries from all over the world.