Founded in May 1992, COIN ROKAKI ENTERPRISE CO., LTD. stands as a distinguished filter manufacturer specializing in machinery, heavy-duty transport vehicles, construction machinery, generators, air compressors, loaders, forklifts, and various industrial applications. Our comprehensive product line encompasses oil mist separators, primary coalescing filters, air filters, engine oil filters, diesel filters, gasoline filters, hydraulic filters, mesh filters, oil-water separators, and tailor-made filtration solutions.

At COIN ROKAKI, we perceive our customers' requirements as not just a duty, but a responsibility. Our unwavering commitment to sustainable service and operations is evident through the establishment of our second factory in 2019, dedicated to advancing filtration performance. Drawing from our extensive experience, we have achieved remarkable results, enhancing filtration efficiency by 200%, reducing air resistance by 50%, and doubling the lifespan of our filters. These achievements underscore our dedication and professional expertise. Through meticulous testing, we address challenges and provide customized solutions to manufacture filters that precisely align with your unique specifications.

Our proprietary technology not only ensures high-performance filtration but also safeguards the environment from pollution. Our certified filters effectively purify toxic particulates present in oil, air, water, fog, haze, aerosols, and smoke, thereby enhancing the overall working environment. COIN ROKAKI remains committed to collaborating and co-researching with our global partners, striving to contribute to a better world for all of humanity.