Xinyi Group was founded in 1987, development has been focused on auto parts manufacturing. Industrial Park in Dongying , Qingdao covers an area of 2180 acres, 3316 employees. Dongying Xintuo automobile muffler Co., Ltd belongs to Xinyi Group. The company passed the ISO/TS16949 quality management system and ISO14001 environmental management system certification, possesses modern denitration catalyst automatic production line, annual production capacity of 6000 cubic meters.