July 10, 2012 > Chairman Tsubasa Aizawa receives the Order of the Polar Star from the Mongolian government July 2, 2012 > Information on appointment of officers April 1, 2012 > Notice of homepage renewal ＞Business overview ＞Company profile ＞Ready-mixed concrete ＞Housing ＞Pile ＞Precast ＞Office / Factory | Contact us |