The seal of the old camphor tree honoring China is very suitable for high-end foreign-related conference training. The seal has a strong Chinese style and national style. It is very suitable as a national gift for foreign guests, scholars, experts, entrepreneurs and other people who like China culture. This seal is suitable for calligraphy and Chinese painting, and has good collection value and practical value. Mass customization can engrave each guest's name, which has good pertinence and makes guests pay more attention to it.