DSR machinery is a Leading Manufacturer in Tianjin,China,and we have our own office in Los Angeles,USA. We dedicated to the production of Diesel Particulate Filters (DPF) , automotive catalytic converters and theirs components. Tianjin is a major industrial hub in China, provides us with convenient access to a vast network of suppliers, skilled labor, and excellent transportation facilities, enabling efficient production and seamless distribution.

Our DPFs are designed to effectively capture and reduce particulate matter emissions from diesel engines. Through advanced filtration technology and high - quality materials, we ensure that our DPFs meet the most stringent environmental standards, helping to improve air quality and protect the environment.

Automotive catalytic converters are another core product of our company. These converters play a crucial role in reducing harmful pollutants such as carbon monoxide, hydrocarbons, and nitrogen oxides in vehicle exhaust. By using innovative catalytic coatings and precise engineering, our catalytic converters offer high conversion efficiency, long - term durability, and reliable performance.

At DSR Machinery we prioritize quality control throughout the entire production process. Our state - of - the - art manufacturing facilities are equipped with advanced production and testing equipment, and our highly trained staff adheres to strict quality management systems. We conduct rigorous inspections at every stage, from raw material procurement to the final product, to ensure that each DPF and catalytic converter leAvang our factory meets the highest quality and performance requirements.

In addition to production, we also focus on research and development. Our R & D team is constantly exploring new materials, technologies, and designs to improve the performance and efficiency of our products. By collaborating with domestic and international research institutions and industry partners, we stay at the forefront of the automotive emissions control technology.

We are committed to providing excellent products and services to our customers worldwide. Whether it's meeting the needs of original equipment manufacturers (OEMs) or the aftermarket, we strive to build long - term partnerships based on trust, quality, and innovation. With our high - quality products, reliable delivery, and professional after - sales support,DSR machinery is your ideal partner in the automotive emissions control field.