Jinan Sinai Casting and Forging Co., Ltd. is a Chinese-Foreign joint venture, which specializes in the production of grinding steel ball for ball mill.



The occupation of our land area is more than 10000 square meters. There are 80 staff, 8 local technicians and 2 foreign technicians. Our major production and inspection equipment includes pneumatic hammer, plasma cutting off machine, Luo type hardness meter and intermediate frequency electric stove.



Our staff are trained and selected by strict overseas technology. The quality of our products is consistent and...