BEIJING LONGSTAR INTERNATIONAL IMP&EXP CO., LTD was founded in Oct. 2003 based in Zhongguancun Technology Park - Beijing, China. Today, Longstar is the global market leader for the laser engraving materials and advertising materials in the SIGN industry. For many years, Longstar has been a major player in the International sign industry. Longstar supplies customers in 50 countries. 100% of our products are exported overseas. Longstar stocks the broadest, most complete product line in the industry. We specialize in supplying: Laser & rotary engravable plastic sheet Acrylic sheet Laser rubber sheet Stamp mat sheet PVC foam/celuka sheet Anodized aluminum sheet Other sign materia ... more