About Us

• Shandong Hongma Machinery Manufacturing Tech.,Ltd.is a leading manufacturer in atuomotive cylinder sleeve and continuous casting iron profile and related products.With Shandong Hongma Machinery Manufacturing Tech., Ltd.ll-equipped testing facillities and strong technical background,we innovated iron casting in 2011,by using this technology,we have become the largest supplier of the north of China.Our company have the abilty of producing 10 million per year and our products are widely welcomed.
  Compared to other factories, we use gravity casting and barometric pressure,making our products have well qualitly,low price.
  So our products could be widely used in mechanical industry fields, such as railway vehicle, oil machine, engineering machine, auto engine parts, hydraulic pressure, chemical pump, machine tool, metallurgical equipment and so on.
  We sincerely welcome customers worldwide to contact us for future business relationships and get mutual success!