Advertising pen, in a colorful body, is a necessary stationery on the stage showing logo for people to undrestand the company. On one hand, advertising pen is low price and a good souvenir. More emption, more practical value. On the other hand, writing comfortable is one of advertising pen's advantages. With a plastic trick the handle, we can hold advertising pen more fastness and cosy. Also,advertising pen is suitable for both student and worker to use. Just press on the top of the pen , we can write.