2002

Established Signi Aluminum Co., Ltd, Completed rolling plant in Luoyang, Henan..

2003

Started 10 casting-rolling lines, become biggest CC materials manufacturer in Henan..

2003

Began 2 lines of 1850mm width cold rolling machine..

2004

Started 6 lines of 2450mm width cold rolling lines

2005

Started 2730mm width 1+2 hot rolling