Ningbo Jingheng Kaixiang Machinery Co., LTD is located in Jiangshan Town, very near Ningbo downtown. The company is specializes in high precise rolling tools and inner hole grinding tools. Choosing imported high carbon, high chromium, and anti-grind alloy steel, after series of treatment, then we get the core part - rolling pin. As a result, our products can reach and exceed foreign tools. At present, we are the largest factory which specialized in rolling tools. Also, we are applying 5 patents for our products. With high quality but cheap price, and excellent after-sales service, our products are sold all over the world.