Jin Dynasty gold foil decorations have been unearthed in Changsha, Hunan, which have been also hollowed-out models and will be thought of the predecessors of paper-cutting with regards to carving tactics and creative model. A format format in paper slicing, presenting a round sample with all four sides becoming symmetrical. https://zionbzxtq.wizzardsblog.com/34572729/jianzhi-an-overview