Shan Qi Shi Hardware (meaning: already sharpening his tools)
Hardware Forest (meaning: a jungle of hardware, indicating that there are many varieties of hardware; it can also be the name of the boss, which was mostly used in ancient times) Add the industry in which the boss is engaged before the last name of the boss)
Bamboo repairing hardware (Maolin repairing bamboo, the sentence in the preface to Lanting, repairing bamboo can also be understood as pruning bamboo, and also uses hardware tools)