Jinan, Shandong, China,
~our company is located in the capital city of Shandong Province,the Spring ---Jinan. We are integrated production,processing,marketing and trading company. Our main products steel balls such as carbon ,chrome bearing ,stainless ,plated ,glass ,ect . ...
steel ball, stainless steel ball, steel sphere, hollow steel sphere, glass ball, bounce ball, silicione ball, bearings, ball cage