. In addition, we ask our suppliers to use. Tokai sumise sales co., ltd. 4th floor of sumitomo life chikusa 2nd building. From marunouchi line yotsuya station (exit 1) about 5 minutes on foot.

Sumitomo osaka cement is seeking worldwide partners to create attractive products under the theme of quality and reliability. we hope that you will understand the outline of our material procurement activities and get suggestions for new products and technologies from everyone. In addition, we ask our suppliers to use. From marunouchi line yotsuya station (exit 1) about 5 minutes on foot.

In addition, we ask our suppliers to use.

4th floor of sumitomo life chikusa 2nd building. From marunouchi line yotsuya station (exit 1) about 5 minutes on foot. 4th floor of sumitomo life chikusa 2nd building. Sumitomo osaka cement is seeking worldwide partners to create attractive products under the theme of quality and reliability. we hope that you will understand the outline of our material procurement activities and get suggestions for new products and technologies from everyone.