Fan-cover must be full and neat, painting and calligraphy must be clear, the price goes down greatly if it had dust, stains, pigment losses, flaking pigments, and creases or tears.

• 另外收藏的折扇扇面一定要完整洁净，上面书、画清晰，墨彩妍润，如稍的残损、变污、遭虫蛀、有霉斑与水渍，则收藏价值大打折扣。