1> high quality, reasonable price ,good service 2> Material: metal&carbon fiber 3> Packaging: 1pic/pp,50pics/box,500pics/ctn Advantages:smooth writing ,no leakage, Non-toxic high quality, reasonable price ,good service we are have own brand----longwei, but we can laser engraving or printing for your log and we can make design according to your requirements, or you can offer samples for us. Time ...