Luoyang Serhoon Industrial Co., Ltd, which specialized in producing chrome steel ball ranging from 3.1750mm to 50.8mm with grade from G5 to G100, is a leading manufacturer of chrome steel ball in China. Relying on the fine heavy industrial region, Luoyang YTO Group Cooperation, LYC and ZYS, with advanced technology, strict inspection, and standard quality control system, The products are exported with most competitive price to customers all over the world.
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