Today, when minimalist design is popular, the emergence of the "n9" new Chinese style aesthetic pen has become a gospel for the majority of enthusiasts who love Chinese cultural stationery. The heavy Chinese elements are refined through lightweight and integrated with the internationally accepted minimalist design. A writing tool that is light in Chinese style, integrates "beauty" and "use", and extracts traditional Chinese elements through lightweight, create aesthetic writing tools that are more in line with the likes of contemporary young people, so that more people can explore what is above stationery writing...