To write good hard-pen calligraphy, from the perspective of the art of calligraphy, you still need to follow the rules of knotting, brush movement, and composition principles of brush calligraphy. In terms of learning methods, there is nothing more than "copying method" and "self-creation practice". The so-called "copying method" refers to learning the calligraphy structure, writing methods and composition construction principles in the ancient classics, and then turning these things into Use the writing method or writing habits that suit you, and then apply it to the creation of your own calligraphy works, changing "others' use" to "my use", which is the so-called "self-creation practice". These two methods can be used interchangeably to continuously improve My own understanding and creative level of the art of hard-tipped calligraphy.