C1578 Judgement
Yin engraving and Yang engraving are two kinds of basic engraving methods of traditional engraving, and they are a unique carving method.
Yang Engraving is the engraving of a stroke line below a flat object.
Inscription is the carving of a pattern or character into a concave shape.
At this moment, the dragon-shaped patterns on the stone tablets in front of Chen Hui were, to be exact