Yizheng Tianhua Piston Ring Co., Ltd. was founded in 1999, as a manufacturer specialized in the research, development and production of Piston Rings, we can produce all kinds of gasoline & diesel engine piston rings and compressor rings. The merchandise diameter range is from 40MM to 150MM. Our factory has passed ISO9001 and TS16949 quality management system certifications. We ensure that we always maintain the leading position in domestic market. We establish and implement a scientific and strict quality management system, continuously introduce advanced production equipment and testing equipment and have extensive exchange with international counterparts. With strong technical force, advanced production and testing equipment and high-quality workforce, we have won recognition and praise from clients. Our products are exported to Africa, the Middle East, America, Europe and Southeast Asia.