ShenZhen sandy digital technology Co.,Ltd Since 2004. ShenZhen sandy digital technology Co.,Ltd has been the leader and key player in the automobile diagnostic tool industry.Up to now.over 30 patents have been approved or are pending around the world.With top quality.advanced technology and large manufacturing capacity.ShenZhen sandy digital technology Co.,Ltd is selected as solution provider.product supplier or OEM partner for many world-famous companies in different continents. Products We Of