Company Name : Taian Zhongrui Steel Ball Co., Ltd About Us : Taian Zhongrui Steel Ball Co., Ltd. was established in 2004, with the investment fund of 5, 000, 000 Yuan.Taian Zhongrui Steel Ball Co., Ltd specialize in the production of kinds of quality steel balls. Our enterprise has had experience of several years, and our products have been in the leading position in the same profession.