In our country plaques are categorized according to which situation?

The numerous plaques in China are categorized by form into horizontal and vertical plaques.

By material, there are wooden, stone, gray and metal textures, as well as glazed plaques, porcelain plaques, silk, paper plaques, bamboo plaques and so on.

According to the production technology, can be divided into yin carved plaques, yang carved plaques, yang carved in the engraving of yin cao of plaques and yin and yang engraved combination of plaques.

According to the appearance of the plaque decoration can be divided into framed plaques and unframed plaques, framed plaques of the border is divided into plain, engraved and gold.

By the function of the plaque, it can be divided into government departments, official class, merit and prestige class, chastity and filial piety class, temples and ancestral halls class, pavilions and halls, study halls class, wedding and birthday celebration plaque class, medical ethics and education, as well as painting and lyricism class, and so on.