明朝景德镇瓷器发展史上有一个特殊的时期，就是正统、景泰、天顺三个朝代，由于特殊的政治经济原因，朝廷严令禁止景德镇烧瓷，这个时期称为空白期，也称黑暗期。 1435年，即宣德十年朱瞻基病逝，宣德统治结束，朱祁镇继位，即明英宗，年号为正统，他当了十四年皇帝， 1450年 Jingdezhen Ming Dynasty porcelain history has a special period, is the orthodox, Jingtai, Tianshun three dynasties, due to special political and economic reasons, the court banned Jingdezhen porcelain, this period is called the blank period, also known as the dark period. In 1435, Xuande ten years Zhu Zhanji died, Xuande ruled over, Zhu Qizhen succeeded to the throne, Ming Yingzong, the reign of orthodoxy, he was fourteen years of the emperor, 1450