To the Ming Dynasty intermediate stage, the banister deterioration, the stage platform has only then become the fixed place which the city acts in a play. 到了明代中期，勾栏衰败，戏楼才成为城市演戏的固定地点。
When it came to the middle of the Ming Dynasty, in order to reduce the casualness of price assessment, a system of collective price assessment was established. 明代中期，为了减少估价的随意性，逐渐形成了会估制度，即由多个部门的官员共同估定价格。
