As a professional manufacturing company for road and highway products, Shengli has been devoted to glass beads manufacturing over 6 years ,and the annul production over 10000tons. Shengli company manufactures a wide selection of highway safety materials that are designed to withstand today's challenging and climate conditions.And our company have gained inportation and exportation licence.All products pass ISO9001 and ISO14001 cetificate .And all of our products sales well in America,Uk,Japan,Korean,UAE,Malaysia etc,total more than 20 counthries and area. We enjoy high reputation in domestic and abroad for good quality,reasonable price. and good service.Welcome your visit and inquiry.