Binzhou Zhengdao Machinery Manufacturing Co., Ltd. was established in September 2006 and is located in Binzhou, one of China's first national sanitary cities. It enjoys convenient transportation and well-developed service facilities.

The company's main products (centrifugal cast iron parts and stainless steel parts) include wear-resistant inserts, wear-resistant inserts with internal cooling channels, turbocharger nozzle rings, salt cores, and silica sol precision castings.

The company passed the TS16949 quality system certification in November 2008; ISO14001:2004 environmental management system certification in August 2012; received the national measurement standard assessment certificate in September 2012; and obtained national safety production standardization certification in March 2013.

Zhengdao currently holds 43 national patents, including 6 invention patents and 37 utility model patents.

The company's main clients are professional piston manufacturers supplying Mercedes-Benz, Volvo, General Motors, Toyota, Honda, Hyundai, Geely, and other automakers. Products are exported to the United States, Japan, Germany, India, Brazil, Russia, Czech Republic, Malaysia, Taiwan, and other countries and regions.

Zhengdao's advantages: with a complete quality management system, the company can consistently and reliably guarantee product quality. We focus on reducing product costs and are committed to offering our customers competitively priced products, helping them minimize costs and establishing long-term, mutually beneficial partnerships.