Yin Collection, Upper Volume Radical: Roof (bù) 13 strokes Page 290, Entry 05 Jade Chapter (Yupian): This is the ancient form of the character for treasure (bao). For detailed annotations, see the seventeen-stroke section. Rectification of Errors (Zheng'e): The structure of the character is composed of roof and jade, making it an ideogram. The pronunciation is derived from the phonetic component of the character for jar (fou).