RuiAn G-ZHONG Auto Parts factory is located at Tanxia town, Ruian City, Zhejiang Province, China. We are a professional factory integrating Research & Development, Design, Manufacture and Sale. We focus on manufacturing Heavy-duty Filters (for trucks, excavators, dozers, loaders, forklifts, etc), and car filters. We have a huge number of mold base, develop OEM & inventory service to customers using advanced technology and quality management system to guarantee the quality of products. According to ISO9001 and TS16949 quality system international standards, we formulate perfect quality inspection standards and establish a scientific and strict quality guarantee system. Our products mainly sell well in the United States,Mid East,Africa and Southeast Asia (Malaysia, Hong Kong, and Taiwan area).