A jeweler from Chu State went to Zheng State to sell pearls. He made a beautiful box out of precious wood and smoked it with herbs. The box is inlaid with precious stones and emeralds, which looks very luxurious in order to attract customers. So A Zheng paid a high price for the pearl box, and then opened the box to take out the pearls and returned them to the merchants of Chu. . . . Buy bamboo slips and pearls. .