... High quality with competitive price6.Suitable for school,gift,promotion and other use7.Packing: 20pc/card or according to clients' ... , office and promotional products, such as various ball pen, pencil, color pencil, mechanical pencil, eraser, stapler, staples, punch, paper clips, ... our products are being sold to over 50 countries and regions all over the world. Pen and Ink cartridges sets YHZH309