- Henan RuiShi Investment Group CO.,LTD
- China Manufacturer with main products:Brown Fused Alumina ,White Fused Alumina ,Vice-white Fused Alumina ,Black Fused Alumina ,Semi-Friable Fused Alumina ,Mono-Crystalline Alumina Oxide ,Zirconia Fused Alumina ,Compact Fused Alumina ,Fused Mullite ,Fused Magnesium Alumina Spinel