Ningbo Rotie is a professional manufacturing company specializing in the design, development, production and machining of mining and tunnelling components, post tensioning system components etc. It has 3 foundries and 4 machining factories. The company mainly produces Grey cast iron and ductile iron, as well as carbon steel, stainless steel, aluminum, copper machining.
When you need to meet stringent project deadlines, To test for form, fit, and function - eliminate design flaws and other costly problems before production...
The company is committed to the production of metal parts between 2-100KG, the products are mainly used in mining, tunneling, infrastructure, construction and bridge industries, direct or indirect exports of about 90%, exported to the United States, Australia, the Middle East, Europe and other countries And places, products enjoy a good reputation in the international market.
Technology changes society, and Ningbo Rotie will support the development of the worldwide.