Write stationery well. It is recommended that Chen Guang's exam-necessary series of gel pens, with multi-process integrated molding, low center of gravity structure, lower center of gravity, smoother nib writing, ultra-black pigment ink, and quick-drying performance, have a better surface. There are also morning light straight liquid marker pens and pressure-saving push clips, which are also very easy to use. If you are interested, you can learn about it.