1995 The first fixed smelting furnace going into production

　　1995 As the brown fused alumina Lumps supplier.

　　1996 Under the experience, we developed our second fixed furnace and open the first production line to process

　　BFA lumps to final BFA refractory raw material.

　　1997 With ball mill process, our another production line for F-sand was built.

　　1999 To meet clients' demand, we increased the production line to produce P-sand abrasives.

　　2002 We passed the certificate of ISO9001(2000) Quality Assurance System.

　　2003 We was authorized the right to import and export in 2003 and began to export F- sand, P- sand,

　　and refractory raw material.

　　2011 As Anti-poverty project in Lankao, Henan, we invested 7500KVA tilting furnace for brown fused alumina lumps

　　2013 We startup our office in Zhengzhou on 28th of February, 2013