Each SDZY's product is a combination of mechanical machinery, hydraulic technology, thermal furnace, electrical e automation and computer systems, which is mainly used in the field of automotive vehicle spring manufacturing. 

In 2003, The company has met the quality certification ISO9001:2000. It has been officially identified as high-tech enterprise by the office of Science and Technology of Shandong Province in 2004, and established Zibo Spring Equipment Engineering Technology Center in 2008. 

Many products of the company has been granted National Science Progress Award, also known as Industrial Brand Products and National New Products. Through the years, the development of the company's equipment has been qualified for eleven patents, including two national patents for inventions and nine patents for utility model.