Nantong Navigation Machinery Group Co.,Ltd is a new marine supporting enterprise set up by the modern management mode. She started her history from 1973 with a long history, and she was professional filter maker for diesel oil engine and belonged to former National Six Machinery Department. She was reformed as limited company in 1996 and renamed as Nantong Navigation Machinery Group Co.,Ltd in 2009. After more than 40 years’ development, our company can self-design, develop and produce various filters, remote control valve system, marine modules, and hydraulic products and so on. These products are being widely used in many fields, such as shipbuilding, diesel engine, electricity generation, lubricating system, chemical engineering, metallurgy, petroleum industry, etc.
Head office is located at No. 6 Yongxing Road, Gang- zha Economic Development Area, Nantong, Jiangsu of P.R.C., which is occupying 112000m2 and 44000m2 for work shop and 6500m2 for office. There are more than 260 sets of various machineries for producing , including vertical / horizontal machining center, NC turning lathe, digital display borer, CNC bending machine, CNC flame cutting machine, resin sand production line, coated sand production line, medium frequency furnace, treatment equipment for iron water before furnace, metallographic microscope and other advanced equipments.

In 2003, Our company passed BV factory approval in April and IS09001:2000 Quality Management System Certificate in July, We passed GL welding factory approval in 2005 and GL gray iron casting factory approval in 2006 .In 2007, we passed LR welding factory approval and gray iron and ductile iron casting factory approval. In 2008, we passed on site audit of KR gray iron and ductile iron casting. In the same year in July , we passed on site audit of GL ductile iron casting. Our products had passed the examination by the Classification Society of CCS, LR, ABS, GL, DNV, RINA, KR, NK etc. and achieved favorable remarks from customers.

For years, our company always insists on the policy of Technology Innovation, Product Excellence, and Service Satisfaction. We get the favorable comment from the consumers. SPL, DPL screen pan oil filter for marine diesel engine had been awarded high-quality product by CSSC in 1989. The Nantong BOLL automatic backwash filter produced by the company won the Provincial Golden Bull Award in 1993. Valve remote control system was awarded Civic Progress Prize in Science and Technology and Quality Product First Prize. Our company was awarded Civic High and New Technology Enterprise in 2004. In 2008, our self-developing marine high flow rate automatic back flushing filter was awarded Provincial High and New Technology Product and w as established as National Torch Plan Project. In 2009, our company was recognized as National High and New Technology Enterprise
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We sincerely hope that we can cooperate with the domestic and foreign customers and create brilliance.