Shandong donge steel ball co., Ltd., established in 1988, is a steel ball-bearings such as ball roller and new energy, steel wire drawing, special tooling, packaging and other industries fast development of private science and technology enterprises. the company management advanced, technical force is rich, total of more than 2000 sets of processing equipment, product testing equipment more than more than 260 sets. which Seagull brand steel ball continuous eight years by China bearing quality supervision test center sampling detection are judges top products, and is national bearing quality test center, China bearing Technology Committee, national scroll body Committee joint named domestic bearing industry only ' boutique steel ball ' certification enterprise, is national maximum of professional steel ball production company, products yield, quality and the benefit are home national industry forefront.             
Group Shandong donge steel ball co., Ltd. in June 1999, pass ISO9001;2000 international quality system certification and the certification of the International Union, was adopted in November 2003 ISO/ TS16949 international quality certificate, in 2009 the company passed ISO14001 certification. marketing network all over the country, seagulls of which steel balls for many years domestic market share ranking first companies actively develop international market, products have been exported to the United Kingdom, United States, Japan, Germany, Slovakia, Spain, Korea, Italy, Iran and other countries.  , and
looking to the future, donge steel ball group will continue to adhere to an effective, coordinated health, science policy, the formation of industrial diversification and development of large-scale, business specialization of industrial pattern.