The market demand is large. College students sell pens all over the country because this form of entrepreneurship is relatively simple and easy, and there is a great market demand. With the rapid development of economy, the whole society pays more attention to culture and art such as calligraphy and fine arts, and the quality of writing tools is also paid attention to. College students bring high-quality and low-cost pens to the market through various marketing means, which meets the social demand for high-quality writing tools.