Business gift plays an important role in advertising and expressing gratitude, which can consolidate and strengthen the relationship between the company and its customers. Promotional gifts can promote product sales and enhance the brand image. The longer the customers keep, the deeper the advertising effect will be. Many companies prefer office gifts because of the meaning of gift, which makes the customers feel warm. To send customers a metal pen as a gift with the company logo will enable the customers to remember the company all the time. They are also satisfied with carrying such a high quality pen with them