But Teng Shu-ping is also painfully aware that many of these jade artifacts have been illegally dug up and sold in mainland China, and not excavated by expert archaeologists. Such practices not only damage the ancient tombs, they also cause a great deal of archeological information to be lost. Furthermore, the spiralling price of fine ancient jade has indirectly encouraged counterfeiters, so that there are many bogus pieces about.
她卻也很感慨，因為這些出土玉器多是大陸盜掘盜賣，而不是透過專業的考古挖掘，不但破壞古墓的生態，也使考古訊息破碎不完整；此外，精緻古玉的價位扶搖直上，也間接鼓勵偽作，使得仿偽古玉充斥坊間。