We are Dalian Jincheng Science&Technology Co.,Ltd._Daqing Lutong Science&Technology Co.,Ltd. Dalian branch.Our product brand -LUTONG has obtained CE certificate ,ISO9001 quality management system certificate and ISO14001 environment management system certificate. Besides,Our products has passed PONY TEST .We are manufacturer of glass bead for road safety in Asia, we make the goods following the international standards which customers require such as: BS6088, AASHTO M247, EN1423/1424, AS2009, KS������ etc..